Product Search - Prepackaged Washers / Brass Round Flat Washer: A378


Brass Round Flat Washer, Brass Flat Washer, Brass Washer

  • A brass flat washer is a flat disc with a centrally located hole. Brass round flat washers are used to provide a bearing surface to minimize surface wear. They also evenly distribute a fastener’s load to minimize surface deformation from fastener tightening or can cover large clearance holes. Brass is non-magnetic, corrosion resistant alloy that has good electrical and heat conductivity.

  • Available Materials: Brass flat washer
  • Available Finishes: No finish

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

    Did you know Seastrom is more than brass flat washers? We manufacture and stock over 44,000 part numbers to make your washer & fastener sourcing job easy.




    Click on the Column Name to re-sort data.
    Dimensions in Inches
    Product NumberIDODTScrew SizeFinishMaterialQty/Pack# of PacksLeadtimeGet Pricing
    A378-230-20.3750.6250.0025/16 Brass10313-4 WeeksPrice
    A378-230-200.3750.6250.0205/16 Brass102452-3 WeeksPrice
    A378-230-320.3750.6250.0325/16 Brass1012-3 WeeksPrice
    A378-230-630.3750.6250.0635/16 Brass10312-3 WeeksPrice
    A378-230-50.3800.6250.0055/16 Brass10343-4 WeeksPrice
    A378-230-100.3800.6250.0105/16 Brass10802-3 WeeksPrice
    A378-230-160.3800.6250.0165/16 Brass10383-4 WeeksPrice
    A378-230-250.3800.6250.0255/16 Brass10703-4 WeeksPrice
    A378-230-450.3800.6250.0455/16 Brass101472-3 WeeksPrice
    A378-230-900.3800.6250.0905/16 Brass10262-3 WeeksPrice
    A378-230-1250.3800.6250.1255/16 Brass101012-3 WeeksPrice
    A378-231-20.5000.7500.0027/16 Brass101043-4 WeeksPrice
    A378-231-320.5000.7500.0327/16 Brass103752-3 WeeksPrice
    A378-231-450.5000.7500.0457/16 Brass10232-3 WeeksPrice
    A378-231-1250.5000.7500.1257/16 Brass103132-3 WeeksPrice
    A378-231-50.5050.7500.0057/16 Brass104323-4 WeeksPrice
    A378-231-100.5050.7500.0107/16 Brass10183-4 WeeksPrice
    A378-231-160.5050.7500.0167/16 Brass10322-3 WeeksPrice
    A378-231-200.5050.7500.0207/16 Brass10852-3 WeeksPrice
    A378-231-250.5050.7500.0257/16 Brass10942-3 WeeksPrice
    A378-231-630.5050.7500.0637/16 Brass101752-3 WeeksPrice
    A378-231-900.5050.7500.0907/16 Brass10253-4 WeeksPrice
    A378-232-630.62510.0639/16 Brass10352-3 WeeksPrice
    A378-232-1250.62510.1259/16 Brass52622-3 WeeksPrice
    A378-232-20.63010.0029/16 Brass1043-4 WeeksPrice
    A378-232-50.63010.0059/16 Brass10623-4 WeeksPrice
    A378-232-100.63010.0109/16 Brass10783-4 WeeksPrice
    A378-232-160.63010.0169/16 Brass10432-3 WeeksPrice
    A378-232-200.63010.0209/16 Brass10462-3 WeeksPrice
    A378-232-250.63010.0259/16 Brass10372-3 WeeksPrice
    A378-232-320.63010.0329/16 Brass101032-3 WeeksPrice
    A378-232-450.63010.0459/16 Brass1002-3 WeeksPrice
    A378-232-900.63010.0909/16 Brass5702-3 WeeksPrice
    A378-233-1250.7501.1250.1255/8 Brass5572-3 WeeksPrice
    A378-233-20.7551.1250.0025/8 Brass1003-4 WeeksPrice
    A378-233-50.7551.1250.0055/8 Brass10123-4 WeeksPrice
    A378-233-100.7551.1250.0105/8 Brass101143-4 WeeksPrice
    A378-233-160.7551.1250.0165/8 Brass10342-3 WeeksPrice
    A378-233-200.7551.1250.0205/8 Brass10242-3 WeeksPrice
    A378-233-250.7551.1250.0255/8 Brass10882-3 WeeksPrice
    A378-233-320.7551.1250.0325/8 Brass10412-3 WeeksPrice
    A378-233-450.7551.1250.0455/8 Brass10472-3 WeeksPrice
    A378-233-630.7551.1250.0635/8 Brass10522-3 WeeksPrice
    A378-233-900.7551.1250.0905/8 Brass503-4 WeeksPrice
    A378-234-1611.5000.0167/8 Brass10783-4 WeeksPrice
    A378-248-1611.5000.0167/8 Brass5293-4 WeeksPrice
    A378-234-3211.5000.0327/8 Brass1002-3 WeeksPrice
    A378-234-6311.5000.0637/8 Brass51882-3 WeeksPrice
    A378-234-21.0051.5000.0027/8 Brass10482-3 WeeksPrice
    A378-234-51.0051.5000.0057/8 Brass10203-4 WeeksPrice
    A378-234-101.0051.5000.0107/8 Brass10312-3 WeeksPrice
    A378-234-201.0051.5000.0207/8 Brass10472-3 WeeksPrice
    A378-234-251.0051.5000.0257/8 Brass10782-3 WeeksPrice
    A378-234-451.0051.5000.0457/8 Brass5832-3 WeeksPrice
    A378-234-901.0051.5000.0907/8 Brass103-4 WeeksPrice
    A378-234-1251.0051.5000.1257/8 Brass103-4 WeeksPrice

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