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Hardware
Nuts 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.
488 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.
488 PartsPerk-owned parts in Nuts
Military Standard MS21045-5E Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-01-416-3005 MIL-SPEC# MS21045-5E Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991 Color Family Gold Manufacturer P/N MS21045-5E Schedule B Code 7318.16.0000 Pack Quantity 10
Military Standard MS21045-6 Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-982-4908 Alternate PN#s AN363-624 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045-6 Schedule B Code 7318.16.0000 Pack Quanti
Military Standard MS21045-6S Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-01-389-4231 MIL-SPEC# MS21045-6S Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991 Color Family Gold Manufacturer P/N MS21045-6S Schedule B Code 7318.16.0000 Pack Quantity 1
Military Standard MS21045-7 Steel Nut, Self-Locking, Hexagon - 5/Pack
Approvals and Conformities NSN 5310-00-274-9364 Product Attributes Country of Origin United States Shipping Weight 0.005 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045-7 Schedule B Code 7318.16.0000 Pack Quantity 5 Series MS21045 Colo
Military Standard MS21045-8 Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-062-4954 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045-8 Schedule B Code 7318.16.0000 Pack Quantity 10 Series MS21045 Thre
Military Standard MS21045-8 Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-062-4954 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045-8 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Thre
Military Standard MS21045-9 Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-982-4903 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045-9 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Thre
Military Standard MS21045C06 Stainless Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-982-5003 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gray Manufacturer P/N MS21045C06 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Col
Military Standard MS21045C3 Stainless Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-263-2862 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991.d Color Family Gray Manufacturer P/N MS21045C3 Schedule B Code 7318.16.0000 Pack Quantity 10 Ship Dimensions 2 x
Military Standard MS21045C4 Stainless Steel Nut, Self-Locking, Hexagon - 15/Pack
Approvals and Conformities NSN 5310-00-982-4988 Product Attributes Country of Origin United States Shipping Weight 0.015 pounds ECCN 9A991.d Color Family Gray Manufacturer P/N MS21045C4 Schedule B Code 7318.16.0000 Pack Quantity 15 Ship Dimensions 1
Military Standard MS21045C5 Stainless Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-823-8835 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gray Manufacturer P/N MS21045C5 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Colo
Military Standard MS21045C7 Stainless Steel Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-5561 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Manufacturer P/N MS21045C7 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Thread Class: 3B Threa
Military Standard MS21045L06 Steel Dry Filmed Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-5560 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045L06 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Col
Military Standard MS21045L06 Steel Dry Filmed Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-857-5560 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045L06 Schedule B Code 7318.16.0000 Pack Quantity 10 Series MS21045 Col
Military Standard MS21045L08 Steel Dry Filmed Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-857-5564 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L08 Schedule B Code 7318.16.0000 Pack Quantity 10 Series MS21045 Color
Military Standard MS21045L08 Steel Dry Filmed Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-5564 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L08 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Color
Military Standard MS21045L4 Steel Dry Filmed Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-5557 Alternate PN#s 28FH-428, NAS1022AM4 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN 9A991.d Color Family Gold Manufacturer P/N MS21045L4 Schedule B Code 7318.16.0000
Military Standard MS21045L5 Steel Dry Filmed Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-857-5559 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L5 Schedule B Code 7318.16.0000 Pack Quantity 10 Series MS21045 Color
Military Standard MS21045L6 Steel Dry Filmed Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-4948 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L6 Schedule B Code 7318.16.0000 Pack Quantity 1 Series MS21045 Color
Military Standard MS21045L7 Steel Dry Filmed Nut, Self-Locking, Hexagon - 5/Pack
Approvals and Conformities NSN 5310-00-857-5976 Product Attributes Country of Origin United States Shipping Weight 0.005 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L7 Schedule B Code 7318.16.0000 Pack Quantity 5 Series MS21045 Thread
Military Standard MS21045L8 Steel Dry Filmed Nut, Self-Locking, Hexagon
Approvals and Conformities NSN 5310-00-857-5562 Alternate PN#s 28FH-820 Product Attributes Country of Origin United States Shipping Weight 0.001 pounds ECCN EAR99 Color Family Gold Manufacturer P/N MS21045L8 Schedule B Code 7318.16.0000 Pack Quantity
Military Standard MS21046C08 Stainless Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-982-5006 Alternate PN#s MS21046-C08 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN EAR99 Manufacturer P/N MS21046C08 Schedule B Code 7318.16.0000 Pack Quantity 10 Series MS21
Military Standard MS21046C3 Stainless Steel Nut, Self-Locking, Hexagon - 10/Pack
Approvals and Conformities NSN 5310-00-850-3747 Alternate PN#s MS21046-C3 Product Attributes Country of Origin United States Shipping Weight 0.01 pounds ECCN EAR99 Manufacturer P/N MS21046C3 Schedule B Code 7318.16.0000 Pack Quantity 10 Ship Dimensio
Military Standard MS21051-06 Steel Nut, Self-Locking, Plate - 25/Pack
Approvals and Conformities NSN 5310-00-435-9144 Product Attributes Country of Origin United States Shipping Weight 0.025 pounds ECCN 9A991.d Color Family Black Manufacturer P/N MS21051-06 Schedule B Code 7318.16.0000 Pack Quantity 25 Series MS21051 C