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Washers for aviation maintenance and overhaul sourcing. Search by manufacturer part number or NSN. Listings are PartsPerk-owned observations for review — not live inventory or airworthiness approval.
536 owned part identities in this path
Start with the manufacturer part number from the illustrated parts catalog or maintenance manual. If an NSN is listed, search that next. Confirm finish, dash number, and engine or airframe applicability before opening an RFQ.
No. Category pages show PartsPerk-owned observations for sourcing review. Stock, price, trace, and airworthiness stay off the page until a separate publication review.
Yes. Submit quantity, required documents, and need-by date through the sourcing desk. Volume review is human — these pages do not auto-discount.
PartsPerk catalog pages show PartsPerk-owned observations only. They are not live stock, not certification, and not OEM affiliation. Exact PN/NSN identity is for sourcing review; publication and sellability require separate approval.
536 PartsPerk-owned parts in Washers
Military Standard MS35338-56 Crescent Steel Washer, Lock
Approvals and Conformities NSN 5310-00-056-2735 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Manufacturer P/N MS35338-56 Schedule B Code 7318.15.2000 Pack Quantity 1 Series 1.408" Military Standard MS3533
Military Standard MS35338-62 Crescent Steel Washer, Lock
Approvals and Conformities Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Manufacturer P/N MS35338-62 Schedule B Code 7318.15.2000 Pack Quantity 1 Military Standard MS35338-62 Crescent Steel Washer, Lock
Military Standard MS35338-63 Crescent Steel Washer, Lock
Approvals and Conformities Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Manufacturer P/N MS35338-63 Schedule B Code 7318.15.2000 Pack Quantity 1 Ship Dimensions 1 x 1 x 0 inches Series MS35338 Outside Dia
Military Standard MS35338-99 Phosphor Bronze Washer, Lock - 150/Pack
Approvals and Conformities NSN 5310-00-576-0546 Product Attributes Country of Origin United States Shipping Weight 0.15 pounds ECCN EAR99 Manufacturer P/N MS35338-99 Schedule B Code 7318.15.2000 Pack Quantity 150 Series .175" Military Standard MS3533
Military Standard MS45901-416T Brass Washer, Flat - 100/Pack
Approvals and Conformities NSN 5310-00-177-1156 Alternate PN#s AN961-416T Product Attributes Country of Origin United States Shipping Weight 0.3 pounds ECCN EAR99 Color Family Copper Manufacturer P/N MS45901-416T Schedule B Code 7415.21.0000 Pack Qua
Military Standard MS9276-09 Stainless Steel Washer, Key - 100/Pack
Approvals and Conformities NSN 5315-01-463-8937 Product Attributes Country of Origin United States Size 3/16" Shipping Weight 0.4 pounds ECCN EAR99 Manufacturer P/N MS9276-09 Schedule B Code 7318.22.0000 Pack Quantity 100 Ship Dimensions 3 x 2 x 1 in
Military Standard MS9276-10 Stainless Steel Washer, Key - 100/Pack
Approvals and Conformities NSN 5310-01-463-8675 Product Attributes Country of Origin United States Size .250 Shipping Weight 0.1 pounds ECCN EAR99 Manufacturer P/N MS9276-10 Schedule B Code 7318.22.0000 Pack Quantity 100 Ship Dimensions 1 x 1 x 0 inc
Military Standard MS9276-11 Stainless Steel Washer, Key - 25/Pack
Approvals and Conformities NSN 5310-00-835-2041 Product Attributes Country of Origin United States Size 5/16" Shipping Weight 0.025 pounds ECCN 9A991.d Manufacturer P/N MS9276-11 Schedule B Code 7318.22.0000 Pack Quantity 25 Series MS9276 Inner Diame
Military Standard MS9276-12 Stainless Steel Washer, Key - 2/Pack
Approvals and Conformities NSN 5310-00-104-5143 Product Attributes Country of Origin United States Size 3/4" Shipping Weight 0.002 pounds Color Family Gray Manufacturer P/N MS9276-12 Schedule B Code 7318.22.0000 Pack Quantity 2 Series MS9276 Inner Di
Military Standard MS9276-13 Stainless Steel Washer, Key - 5/Pack
Approvals and Conformities NSN 5310-00-899-2181 Product Attributes Country of Origin United States Size 7/16" Shipping Weight 0.005 pounds ECCN 9A991.d Manufacturer P/N MS9276-13 Schedule B Code 7318.22.0000 Pack Quantity 5 Ship Dimensions 2 x 2 x 1
Military Standard MS9320-05 Steel Washer, Flat - 25/Pack
Approvals and Conformities NSN 5310-00-089-3393 Product Attributes Country of Origin United States Size .112 Shipping Weight 0.025 pounds ECCN 9A991.d Manufacturer P/N MS9320-05 Schedule B Code 7318.22.0000 Pack Quantity 25 Series .135 Material Alloy
Military Standard MS9320-09 Steel Washer, Flat - 25/Pack
Approvals and Conformities NSN 5310-01-497-4189 Alternate PN#s 426391, 5010325, 6711506, 938.75.11.309, AN122581 Product Attributes Country of Origin United States Shipping Weight 0.05 pounds ECCN 9A991.d Manufacturer P/N MS9320-09 Schedule B Code 73
Military Standard MS9320-10 Steel Washer, Flat - 25/Pack
Approvals and Conformities NSN 5310-00-194-0637 Alternate PN#s AN122582, 92265-10 Product Attributes Country of Origin United States Size .250 Shipping Weight 0.025 pounds ECCN EAR99 Manufacturer P/N MS9320-10 Schedule B Code 7318.22.0000 Pack Quanti
Military Standard MS9320-11 Steel Washer, Flat - 25/Pack
Approvals and Conformities NSN 5310-00-194-0636 Alternate PN#s AN122583, 938.75.11.311 Product Attributes Country of Origin United States Shipping Weight 0.025 pounds ECCN EAR99 Manufacturer P/N MS9320-11 Schedule B Code 7318.22.0000 Pack Quantity 25
Military Standard MS9320-12 Steel Washer, Flat - 15/Pack
Approvals and Conformities NSN 5310-00-184-8974 Alternate PN#s 5749986-003 Product Attributes Country of Origin United States Size .375 Shipping Weight 0.015 pounds ECCN EAR99 Manufacturer P/N MS9320-12 Schedule B Code 7318.22.0000 Pack Quantity 15 S
Military Standard MS9320-14 Steel Washer, Flat - 10/Pack
Approvals and Conformities NSN 5310-00-184-8992 Alternate PN#s 34D54 Product Attributes Country of Origin United States Size .500 Shipping Weight 0.01 pounds ECCN EAR99 Manufacturer P/N MS9320-14 Schedule B Code 7318.22.0000 Pack Quantity 10 Series M
Military Standard MS9320-15 Steel Washer, Flat - 25/Pack
Approvals and Conformities NSN 5310-00-805-6758 Alternate PN#s AN122587 Product Attributes Country of Origin United States Size .562 Shipping Weight 0.025 pounds ECCN 9A991.d Manufacturer P/N MS9320-15 Schedule B Code 7318.22.0000 Pack Quantity 25 Se
Military Standard MS9321-10 Corrosion Resistant Steel Washer, Flat - 100/Pack
Approvals and Conformities NSN 5310-01-463-8886 Product Attributes Country of Origin United States Shipping Weight 0.1 pounds ECCN 9A991.d Manufacturer P/N MS9321-10 Schedule B Code 8803.30.0010 Pack Quantity 100 Ship Dimensions 1 x 1 x 0 inches Mili
Military Standard MS9321-12 Corrosion Resistant Steel Washer, Flat - 10/Pack
Approvals and Conformities NSN 5310-00-903-2612 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991.d Manufacturer P/N MS9321-12 Schedule B Code 7318.22.0000 Pack Quantity 10 Ship Dimensions 1 x 0 x 0 inches Seri
Military Standard MS9581-10 Stainless Steel Washer, Key - 5/Pack
Approvals and Conformities NSN 5310-00-471-9105 Product Attributes Country of Origin United States Shipping Weight 0.005 pounds ECCN 9A991.c Manufacturer P/N MS9581-10 Schedule B Code 8803.30.0010 Pack Quantity 5 Military Standard MS9581-10 Washer Lo
National Aerospace Standard NAS1149B0363H Brass Washer, Flat
Approvals and Conformities NSN 5310-01-369-2529 Alternate PN#s AN960B10 Product Attributes Country of Origin United States Shipping Weight 0.003 pounds ECCN EAR99 Color Family Silver Manufacturer P/N NAS1149B0363H Schedule B Code 7415.21.0000 Pack Qu
National Aerospace Standard NAS1149B0463H Brass Washer, Flat
Approvals and Conformities NSN 5310-01-471-8555 Alternate PN#s AN960B416 Product Attributes Country of Origin United States Shipping Weight 0.003 pounds ECCN EAR99 Color Family Silver Manufacturer P/N NAS1149B0463H Schedule B Code 7415.21.0000 Pack Q
National Aerospace Standard NAS1149B0563H Brass Washer, Flat
Approvals and Conformities NSN 5310-00-167-0703 Alternate PN#s AN960B516 Product Attributes Country of Origin United States Shipping Weight 0.003 pounds ECCN EAR99 Color Family Silver Manufacturer P/N NAS1149B0563H Schedule B Code 7415.21.0000 Pack Q
National Aerospace Standard NAS1149B0763H Brass Washer, Flat - 50/Pack
Approvals and Conformities NSN 5310-00-167-0705 Alternate PN#s AN960B716 Product Attributes Country of Origin United States Shipping Weight 0.15 pounds ECCN EAR99 Color Family Silver Manufacturer P/N NAS1149B0763H Schedule B Code 7415.21.0000 Pack Qu