Extended Washer Self-locking Nut

Model / MPN: 78351-1414 | NSN: 5310-01-257-3146

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

5310-01-257-3146

Sold in multiples of

1 EA

DEMIL

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design

Washer Outside Diameter

1.438 inches

Lubrication

Dry film lubricant

Overall Height

0.895 inches

Nut Style

Double hexagon

Washer Thickness

0.192 inches

Width Across Flats

Between 1.049 inches and 1.067 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Hardness Rating

45.0 rockwell c

Thread Size

0.875 inches

Material

Steel comp 601

Material Specification

Ams 6304 assn standard single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 2 federal specification single treatment response

78351 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE5E715T8069	Locking, Ex Nut, Self	2	EA	06/01/2015
SPE5E716T1531	Locking, Ex Nut, Self	2	EA	11/16/2015
SPE5E717TB997	Locking, Ex Nut, Self	2	EA	07/19/2017
SPE5E718T1366	Locking, Ex Nut, Self	3	EA	11/13/2017
SPE5E718T5262	Locking, Ex Nut, Self	11	EA	02/28/2018
SPE5E319T331T	Locking, Ex Nut, Self	7	EA	08/02/2019
SPE5E320Q0100	Locking, Ex Nut, Self	15	EA	11/17/2019

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

78351-1414 Cross Reference

H50675-14
ST3M737-14
HL12343-14
LH12343-14
H50675-14