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Round Flat Washers / 5621: Fiberglass Flat Washers
Washer Print View engineering specs
Download Catalog for Round Flat Washers / 5621: Fiberglass Round Flat Washer Don't see what you need? REQUEST A QUOTE
Fiberglass Round Flat Washer, Fiberglass Flat Washer

  • A fiberglass flat washer is a flat disc with a centrally located hole. Fiberglass flat washers have good electrical insulation properties in wet conditions, as well as good dimensional stability.

  • Use our Quick Search below to source fiberglass round flat washers from our wide selection of options.

  • Material: Fiberglass

  • Available Industry Standard Thicknesses for Fiberglass: .005, .010, .015, .020, .025, .031, .040, .045, .062, .093, .125

  • Customary Finishes: No finishes

  • Adhesive Backing available

Not all thicknesses nor finishes are listed in our catalog for every part number. If you require a different thickness, finish or size, please submit a quote.

If you need additional information on your particular fiberglass flat washer application click on one of the links below:
     View our material & finish specification sheets
     View non-metallic material characteristic information

Look to Seastrom for your CNC Turning and Milling needs
Send us your requirements today!


Quick Search

Material
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Dimensions in Inches
12
Product NumberIDODTScrew SizeFinishMaterialStockLeadtimePrice @ 1000Get Pricing
5621-141-100.0500.1200.010  Fiberglass03-4 Weeks0.2428Price
5621-133-150.0560.1250.01500 Fiberglass2058In Stock - Ready To Ship!0.2183Price
5621-63-310.0630.1870.0310 Fiberglass1316In Stock - Ready To Ship!0.2445Price
5621-123-450.06520.0450 Fiberglass03-4 Weeks Price
5621-0N-250.0680.1250.0250 Fiberglass03-4 Weeks Price
5621-0R-250.0680.1880.0250 Fiberglass03-4 Weeks Price
5621-0W-250.0680.2500.0250 Fiberglass03-4 Weeks Price
5621-1-150.0730.1250.0150 Fiberglass2494In Stock - Ready To Ship!0.2432Price
5621-2-150.0730.1350.0150 Fiberglass03-4 Weeks0.2433Price
5621-2-310.0730.1350.0310 Fiberglass1530In Stock - Ready To Ship!0.2437Price
5621-3-150.0760.1560.0150 Fiberglass1396In Stock - Ready To Ship!0.2187Price
5621-3-310.0760.1560.0310 Fiberglass983In Stock - Ready To Ship!0.2049Price
5621-1N-250.0840.1560.0251 Fiberglass1050In Stock - Ready To Ship!0.2461Price
5621-1R-250.0840.2190.0251 Fiberglass03-4 Weeks Price
5621-1W-320.0840.2810.0321 Fiberglass03-4 Weeks Price
5621-79-150.0890.1420.0152 Fiberglass624In Stock - Ready To Ship!0.2702Price
5621-79-310.0890.1420.0312 Fiberglass46310In Stock - Ready To Ship!0.2439Price
5621-4-150.0890.1880.0152 Fiberglass1990In Stock - Ready To Ship!0.2582Price
5621-4-200.0890.1880.0202 Fiberglass03-4 Weeks0.2445Price
5621-4-250.0890.1880.0252 Fiberglass3584In Stock - Ready To Ship!0.2569Price
5621-4-310.0890.1880.0312 Fiberglass498In Stock - Ready To Ship!0.2196Price
5621-4-500.0890.1880.0502 Fiberglass816In Stock - Ready To Ship! Price
5621-4-930.0890.1880.0932 Fiberglass03-4 Weeks Price
5621-137-200.0940.1880.020  Fiberglass1654In Stock - Ready To Ship!0.2445Price
5621-2N-250.0940.1880.0252 Fiberglass03-4 Weeks Price
5621-5-50.0940.2190.005  Fiberglass116In Stock - Ready To Ship!0.2440Price
5621-5-150.0940.2190.0152 Fiberglass2985In Stock - Ready To Ship!0.2052Price
5621-5-310.0940.2190.0312 Fiberglass03-4 Weeks0.2059Price
5621-64-100.0940.2500.0102 Fiberglass39In Stock - Ready To Ship!0.2440Price
5621-64-150.0940.2500.0152 Fiberglass15344In Stock - Ready To Ship!0.2716Price
5621-64-200.0940.2500.0202 Fiberglass03-4 Weeks0.2455Price
5621-64-310.0940.2500.0312 Fiberglass19849In Stock - Ready To Ship!0.2208Price
5621-2R-320.0940.2500.0322 Fiberglass03-4 Weeks Price
5621-81-310.0940.3150.0312 Fiberglass3248In Stock - Ready To Ship!0.2471Price
5621-2W-320.0940.3440.0322 Fiberglass03-4 Weeks Price
5621-146-310.0950.1900.031  Fiberglass, Epoxy1145In Stock - Ready To Ship!0.2446Price
5621-83-100.0960.1650.0102 Fiberglass03-4 Weeks0.2183Price
5621-83-150.0960.1650.0152 Fiberglass03-4 Weeks0.2188Price
5621-6-150.0990.1880.0152 Fiberglass5688In Stock - Ready To Ship!0.2707Price
5621-6-1250.0990.1880.1252 Fiberglass06-7 Weeks Price
5621-3.5M-1200.1020.3870.047  Fiberglass03-4 Weeks0.2280Price
5621-7-150.1050.1820.0153 Fiberglass2390In Stock - Ready To Ship!0.2707Price
5621-8-100.1050.2550.0103 Fiberglass920In Stock - Ready To Ship!0.2441Price
5621-8-310.1050.2550.0313 Fiberglass5180In Stock - Ready To Ship!0.2600Price
5621-9-310.1050.2550.0313 Fiberglass5122In Stock - Ready To Ship!0.2458Price
5621-8-620.1050.2550.0623 Fiberglass03-4 Weeks0.2240Price
5621-9-620.1050.2550.0623 Fiberglass3815In Stock - Ready To Ship!0.2099Price
5621-9-1250.1050.2550.1253 Fiberglass03-4 Weeks Price
5621-3N-250.1090.2190.0253 Fiberglass03-4 Weeks Price
5621-3R-320.1090.3120.0323 Fiberglass03-4 Weeks Price
5621-3W-400.1090.4060.0403 Fiberglass03-4 Weeks Price
5621-84-150.1160.2050.0153 Fiberglass8261In Stock - Ready To Ship!0.2051Price
5621-84-310.1160.2050.0313 Fiberglass2953In Stock - Ready To Ship!0.2716Price
5621-124-620.1160.3800.0623 Fiberglass03-4 Weeks0.2293Price
5621-10-100.1200.2810.0104 Fiberglass1763In Stock - Ready To Ship!0.2053Price
5621-10-310.1200.2810.0314 Fiberglass1594In Stock - Ready To Ship!0.2731Price
5621-10-620.1200.2810.0624 Fiberglass14784In Stock - Ready To Ship!0.2251Price
5621-85-310.1200.4680.0314 Fiberglass826In Stock - Ready To Ship!0.2511Price
5621-11-620.1200.7500.0624 Fiberglass1481In Stock - Ready To Ship!0.2778Price
5621-12-100.1220.2180.0104 Fiberglass03-4 Weeks0.2188Price
5621-12-150.1220.2180.0154 Fiberglass21695In Stock - Ready To Ship!0.2711Price
5621-86-200.1220.2500.0204 Fiberglass550In Stock - Ready To Ship!0.2206Price
5621-86-310.1220.2500.0314 Fiberglass1310In Stock - Ready To Ship!0.2724Price
5621-86-400.1220.2500.0404 Fiberglass1315In Stock - Ready To Ship!0.2471Price
5621-86-620.1220.2500.0624 Fiberglass278In Stock - Ready To Ship!1.7696Price
5621-86-1250.1220.2500.1254 Fiberglass55In Stock - Ready To Ship! Price
5621-13-150.1250.2330.0154 Fiberglass6990In Stock - Ready To Ship!0.2055Price
5621-13-310.1250.2330.0314 Fiberglass179In Stock - Ready To Ship!0.2722Price
5621-13-620.1250.2330.0624 Fiberglass03-4 Weeks Price
5621-139-100.1250.2500.010  Fiberglass3468In Stock - Ready To Ship!0.2708Price
5621-4N-320.1250.2500.0324 Fiberglass2439In Stock - Ready To Ship!0.2480Price
5621-14-150.1250.3100.0154 Fiberglass7941In Stock - Ready To Ship!0.2601Price
5621-14-250.1250.3100.025  Fiberglass03-4 Weeks0.2465Price
5621-14-310.1250.3100.0314 Fiberglass11413In Stock - Ready To Ship!0.2737Price
5621-16-310.1250.3170.0314 Fiberglass18179In Stock - Ready To Ship!0.2222Price
5621-16-620.1250.3170.0624 Fiberglass7721In Stock - Ready To Ship!0.2265Price
5621-16-930.1250.3170.0934 Fiberglass03-4 Weeks0.2378Price
5621-4R-400.1250.3750.0404 Fiberglass8074In Stock - Ready To Ship!0.2536Price
5621-4W-400.1250.4380.0404 Fiberglass1251In Stock - Ready To Ship!0.2814Price
5621-87-150.1300.2500.0154 Fiberglass10314In Stock - Ready To Ship!0.2199Price
5621-88-150.1340.2000.0155 Fiberglass03-4 Weeks0.2192Price
5621-65-150.1360.3120.0155 Fiberglass895In Stock - Ready To Ship!0.2459Price
5621-17-310.1360.3750.0315 Fiberglass656In Stock - Ready To Ship!0.2753Price
5621-17-620.1360.3750.0625 Fiberglass889In Stock - Ready To Ship!0.2291Price
5621-5N-320.1410.2810.0325 Fiberglass03-4 Weeks Price
5621-5R-400.1410.4060.0405 Fiberglass03-4 Weeks Price
5621-5W-400.1410.5000.0405 Fiberglass03-4 Weeks Price
5621-66-100.1420.5000.0105 Fiberglass1122In Stock - Ready To Ship!0.2745Price
5621-66-620.1420.5000.0625 Fiberglass03-4 Weeks0.2873Price
5621-147-620.1440.3220.062  Fiberglass1134In Stock - Ready To Ship!0.2785Price
5621-89-200.1440.4400.0205 Fiberglass03-4 Weeks0.2251Price
5621-89-310.1440.4400.0315 Fiberglass265In Stock - Ready To Ship!0.2503Price
5621-18-200.1490.2470.020  Fiberglass9785In Stock - Ready To Ship!0.2455Price
5621-18-310.1490.2470.0315 Fiberglass2389In Stock - Ready To Ship!0.2207Price
5621-18-620.1490.2470.0625 Fiberglass835In Stock - Ready To Ship!1.7058Price
5621-20-150.1490.3800.0155 Fiberglass10308In Stock - Ready To Ship!0.2471Price
5621-20-200.1490.3800.0205 Fiberglass1000In Stock - Ready To Ship!0.2093Price
5621-19-310.1490.3800.0316 Fiberglass4845In Stock - Ready To Ship!0.2486Price
5621-20-450.1490.3800.0455 Fiberglass1388In Stock - Ready To Ship!0.2794Price
5621-19-620.1490.3800.0626 Fiberglass37In Stock - Ready To Ship!0.2542Price
5621-20-620.1490.3800.0625 Fiberglass21990In Stock - Ready To Ship!0.2293Price
5621-20-1250.1490.3800.1255 Fiberglass412In Stock - Ready To Ship!0.2690Price
5621-90-150.1500.3120.0155 Fiberglass595In Stock - Ready To Ship!0.2727Price
5621-90-310.1500.3120.0315 Fiberglass4945In Stock - Ready To Ship!0.2738Price
5621-90-450.1500.3120.0455 Fiberglass03-4 Weeks Price
5621-90-620.1500.3120.0625 Fiberglass396In Stock - Ready To Ship!0.2513Price
5621-91-150.1520.2330.0156 Fiberglass8364In Stock - Ready To Ship!0.2055Price
5621-91-620.1520.2330.0626 Fiberglass847In Stock - Ready To Ship!1.9150Price
5621-6N-320.1560.3120.0326 Fiberglass134In Stock - Ready To Ship!1.8386Price
5621-92-310.1560.3750.0316 Fiberglass1577In Stock - Ready To Ship!0.2236Price
5621-6R-400.1560.4380.0406 Fiberglass03-4 Weeks0.2546Price
5621-6W-400.1560.5620.0406 Fiberglass03-4 Weeks Price
5621-93-310.1570.3120.0316 Fiberglass1324In Stock - Ready To Ship!0.2221Price
5621-67-450.1570.5000.0456 Fiberglass03-4 Weeks Price
5621-67-620.1570.5000.0626 Fiberglass03-4 Weeks0.2605Price
5621-67-930.1570.5000.0936 Fiberglass03-4 Weeks0.2551Price
5621-142-150.1590.3120.015  Fiberglass03-4 Weeks0.2459Price
5621-94-310.1590.8700.0316 Fiberglass199In Stock - Ready To Ship!0.2940Price
5621-95-200.1600.2750.0206 Fiberglass03-4 Weeks0.2603Price
5621-96-310.1600.3750.0316 Fiberglass114In Stock - Ready To Ship!0.2094Price
5621-126-310.1700.3200.0316 Fiberglass1204In Stock - Ready To Ship!0.2739Price
5621-22-310.1700.3750.0316 Fiberglass16491In Stock - Ready To Ship!0.2236Price
5621-22-620.1700.3750.0626 Fiberglass3050In Stock - Ready To Ship!0.2808Price
5621-97-310.1720.5000.0316 Fiberglass451In Stock - Ready To Ship!0.2663Price
5621-23-310.1750.2900.0316 Fiberglass03-4 Weeks0.2216Price
5621-25-150.1750.3800.0156 Fiberglass03-4 Weeks0.2471Price
5621-25-310.1750.3800.0316 Fiberglass1075In Stock - Ready To Ship!0.2754Price
5621-25-620.1750.3800.0626 Fiberglass2892In Stock - Ready To Ship!0.2293Price
5621-25-930.1750.3800.0936 Fiberglass1537In Stock - Ready To Ship!0.2951Price
5621-25-2500.1750.3800.2506 Fiberglass06-7 Weeks Price
5621-68-620.1780.5620.0626 Fiberglass6807In Stock - Ready To Ship!0.2396Price
5621-68-930.1780.5620.0936 Fiberglass1490In Stock - Ready To Ship!0.3140Price
5621-98-310.1860.3800.0318 Fiberglass03-4 Weeks0.2237Price
5621-99-310.1870.2800.0318 Fiberglass1005In Stock - Ready To Ship!0.2214Price
5621-8N-400.1880.3750.0408 Fiberglass03-4 Weeks Price
5621-8R-400.1880.5000.0408 Fiberglass03-4 Weeks Price
5621-8W-630.1880.6250.0638 Fiberglass03-4 Weeks0.2647Price
5621-4M-1200.1890.4640.047  Fiberglass03-4 Weeks0.2314Price
5621-26-50.1910.5200.0058 Fiberglass03-4 Weeks0.2240Price
5621-26-310.1910.5200.0318 Fiberglass394In Stock - Ready To Ship!0.2278Price
5621-26-620.1910.5200.0628 Fiberglass749In Stock - Ready To Ship!0.2759Price
5621-125-310.1950.3800.0318 Fiberglass5395In Stock - Ready To Ship!0.2486Price
5621-27-310.1950.4370.0318 Fiberglass1416In Stock - Ready To Ship!0.2628Price
5621-27-620.1950.4370.0628 Fiberglass2461In Stock - Ready To Ship!0.2839Price
5621-100-100.1950.6200.0108 Fiberglass03-4 Weeks0.2252Price
5621-100-310.1950.6200.0318 Fiberglass03-4 Weeks0.2314Price
5621-100-620.1950.6200.0628 Fiberglass03-4 Weeks0.2432Price
5621-100-930.1950.6200.0938 Fiberglass03-4 Weeks0.2691Price
5621-69-100.1960.5620.0108 Fiberglass03-4 Weeks0.2757Price
5621-69-930.1960.5620.0938 Fiberglass03-4 Weeks0.2620Price
5621-101-310.2000.7000.03110 Fiberglass410In Stock - Ready To Ship!0.2595Price
5621-101-1250.2000.7000.12510 Fiberglass03-4 Weeks0.3106Price
5621-10N-400.2030.4060.04010 Fiberglass03-4 Weeks Price
5621-103-310.2030.4370.03110 Fiberglass156In Stock - Ready To Ship!0.2502Price
5621-103-620.2030.4370.06210 Fiberglass1225In Stock - Ready To Ship!0.2571Price
5621-29-150.2030.4430.01510 Fiberglass250In Stock - Ready To Ship!0.2486Price
5621-29-310.2030.4430.03110 Fiberglass1455In Stock - Ready To Ship!0.2255Price
5621-29-620.2030.4430.06210 Fiberglass18410In Stock - Ready To Ship!0.2326Price
5621-29-930.2030.4430.09310 Fiberglass4950In Stock - Ready To Ship!0.2743Price
5621-10R-400.2030.5620.04010 Fiberglass03-4 Weeks Price
5621-104-620.2030.6250.06210 Fiberglass03-4 Weeks0.2954Price
5621-10W-630.2030.7340.06310 Fiberglass03-4 Weeks Price
5621-140-1250.2030.7700.125  Fiberglass160In Stock - Ready To Ship!0.3494Price
5621-30-310.2050.3000.03110 Fiberglass03-4 Weeks0.2467Price
5621-70-310.2200.6200.03110 Fiberglass03-4 Weeks0.2314Price
5621-70-620.2200.6200.06210 Fiberglass20In Stock - Ready To Ship!0.2681Price
5621-70-930.2200.6200.09310 Fiberglass2564In Stock - Ready To Ship!0.3212Price
5621-71-100.2220.3660.01010 Fiberglass03-4 Weeks0.2206Price
5621-31-310.2220.3660.03110 Fiberglass1102In Stock - Ready To Ship!0.2483Price
5621-12N-400.2340.4380.04012 Fiberglass1215In Stock - Ready To Ship!0.2814Price
5621-12R-630.2340.6250.06312 Fiberglass1100In Stock - Ready To Ship!0.2855Price
5621-12W-630.2340.8750.06312 Fiberglass03-4 Weeks Price
5621-32-620.2470.9430.06212 Fiberglass8954In Stock - Ready To Ship!0.2561Price
5621-32-930.2470.9430.09312 Fiberglass03-4 Weeks0.3173Price
5621-33-310.2500.5000.03112 Fiberglass9639In Stock - Ready To Ship!0.2272Price
5621-134-150.2500.8750.01512 Fiberglass20In Stock - Ready To Ship!0.2227Price
5621-34-310.2530.5680.03112 Fiberglass1410In Stock - Ready To Ship!0.2544Price
5621-35-200.2550.4810.02012 Fiberglass03-4 Weeks0.2263Price
5621-35-310.2550.4810.03112 Fiberglass03-4 Weeks0.2125Price
5621-105-310.2550.6600.03112 Fiberglass03-4 Weeks0.2329Price
5621-105-620.2550.6600.06212 Fiberglass447In Stock - Ready To Ship!0.2709Price
5621-72-50.2570.5670.00512 Fiberglass03-4 Weeks0.2250Price
5621-72-100.2570.5670.01012 Fiberglass2600In Stock - Ready To Ship!0.2241Price
5621-73-100.2570.8120.01012 Fiberglass03-4 Weeks0.2157Price
5621-73-310.2570.8120.03112 Fiberglass186In Stock - Ready To Ship!0.2646Price
5621-36-50.2600.6870.00512 Fiberglass03-4 Weeks0.2529Price
5621-36-310.2600.6870.03112 Fiberglass894In Stock - Ready To Ship!0.2590Price
5621-36-620.2600.6870.06212 Fiberglass1345In Stock - Ready To Ship!0.2730Price
5621-37-310.2620.3630.03112 Fiberglass122In Stock - Ready To Ship!0.2233Price
5621-39-310.2650.5050.03112 Fiberglass03-4 Weeks0.2274Price
5621-39-620.2650.5050.06212 Fiberglass821In Stock - Ready To Ship!0.2877Price
5621-39-930.2650.5050.09312 Fiberglass915In Stock - Ready To Ship!0.3074Price
5621-250N-630.2810.5000.0631/4 Fiberglass03-4 Weeks Price
5621-250R-630.2810.7340.0631/4 Fiberglass1450In Stock - Ready To Ship!0.3017Price
5621-250W-630.28110.0631/4 Fiberglass03-4 Weeks Price
5621-40-310.3070.5900.0311/4 Fiberglass03-4 Weeks0.2303Price
5621-40-620.3070.5900.0621/4 Fiberglass03-4 Weeks0.2412Price
5621-41-620.3120.5620.0621/4 Fiberglass3215In Stock - Ready To Ship!0.2913Price
5621-135-620.3120.7500.0621/4 Fiberglass111In Stock - Ready To Ship!0.2386Price
5621-132-620.3120.8750.0621/4 Fiberglass199In Stock - Ready To Ship!0.2636Price
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