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National Aerospace Standard
NAS509-4C
National Aerospace Standard NAS509-4C Crescent Steel Nut, Self-Locking, Hexagon - 20/Pack
NAS509-4C is listed in the PartsPerk catalog for sourcing requests. Seller SKU SGP141857-X20. Manufacturer: National Aerospace Standard. National Aerospace Standard NAS509-4C Crescent Steel Nut, Self-Locking, Hexagon - 20/Pack. This page does not claim stock, price, or approved interchange.
NSN 5310-01-014-6982
Stock, price, and certification gaps can be filed through the Aviation Evidence Network — this link opens identity review; it does not invent availability or certificates.
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- NAS509-4CSKU SGP141857-X20National Aerospace Standard20/Pack
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Full part information
Approvals and Conformities NSN 5310-01-014-6982 Product Attributes Country of Origin United States Size .438" Shipping Weight 0.02 pounds ECCN 9A991.d Manufacturer P/N NAS509-4C Schedule B Code 7318.16.0000 Pack Quantity 20 Ship Dimensions 1 x 1 x 1
Specifications & observed attributes
Structured fields from the owned catalog observation. Source assertions are not live certificates, stock, or prices.
- Manufacturer P/N (source assertion only)
- NAS509-4C
- Material
- A286 Crescent Steel
- Series
- NAS509
- ECCN (source assertion only)
- 9A991.d
- Schedule B (source assertion only)
- 7318.16.0000
- Observed pack description
- Pack - (Pack = 20 ea)
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.