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

Extended Washer Self-locking Nut

Model / MPN: 57572-428 | NSN: 5310-00-900-4602
ITAR Registered seal

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Product Details
NATO Stock Number
5310-00-900-4602
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
Between 0.399 inches and 0.409 inches
Overall Height
Between 0.280 inches and 0.295 inches
Nut Style
Double hexagon
Washer Thickness
0.035 inches
Width Across Flats
Between 0.304 inches and 0.313 inches
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Between 32.0 rockwell c and 38.0 rockwell c
Thread Size
0.250 inches
Material
Steel comp 8630
Material Specification
Ams 6280 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E715TA969 Locking, Ex Nut, Self 824 EA 08/10/2015
SPE5E718T8313 Locking, Ex Nut, Self 727 EA 05/10/2018
SPE5E720T1509 Locking, Ex Nut, Self 1208 EA 11/22/2019
SPE5E720T5813 Locking, Ex Nut, Self 1123 EA 03/23/2020

Pricing and Availability

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