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Extended Washer Self-locking Nut

Model / MPN: 102CH9031-4 | NSN: 5310-01-206-7289
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
5310-01-206-7289
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
0.438 inches
Lubrication
Dry film lubricant
Overall Height
0.310 inches
Nut Style
Double hexagon
Washer Thickness
0.020 inches
End Application
W/s: aircraft, osprey v-22a, air force; aircraft, osprey v-22a, marine corps; aircraft, stratolifter c-135; engine, aircraft, f-108 (cfm-56, kc-135a)
Width Across Flats
Between 0.305 inches and 0.313 inches
Tempurature Rating
900.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Iron alloy 660
Material Specification
Ams5737 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 class 2 federal specification single treatment response
Specification Data
81205-bhcn10hr manufacturers standard
102CH9031 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E317T1452 Locking, Ex Nut, Self 1447 EA 03/07/2017
SPE5E318T5167 Locking, Ex Nut, Self 2595 EA 02/02/2018
SPE5E319T242Q Locking, Ex Nut, Self 2981 EA 06/18/2019

Pricing and Availability

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