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Worldwide distributor of NSN parts and consumables located in the USA.

Barrel Self-locking Nut

Model / MPN: SL40-4 | NSN: 5310-00-453-8937
ITAR Registered seal

A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.

Product Details
NATO Stock Number
5310-00-453-8937
Sold in multiples of
EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Style
Floating self-locking barrel
Nut Diameter
Between 0.488 inches and 0.491 inches
Nut Length
0.600 inches
Barrel Height
0.310 inches
Nut Height
0.405 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
28
Hardness Rating
Between 35.0 rockwell c and 40.0 rockwell c
Thread Size
0.250 inches
Material
Steel comp 4340 or steel comp e4340
Material Specification
Aisi assn standard 1st material response or mil-s-5000 military specification 2nd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1, cl 3 federal specification single treatment response
SL40 Series Parts

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SL40-4 Cross Reference
  • 6499-304234-1