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5310-01-421-9921

Clinch Self-Locking Nut

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Official Item Classification

Name
Clinch Self-Locking Nut
(NSN) National Stock Number
5310-01-421-9921
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15892
(FIIG) Federal Item Identification Guide
A021A0
Date
11/19/1995 (30 years ago)

prevailing torque all metal design locking feature, 0.083 inches minimum and 0.093 inches maximum pilot length, 3b thread class, right-hand thread direction, 0.244 inches minimum and 0.249 inches maximum pilot diameter

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque all metal design

Pilot Diameter

0.244 inches minimum and 0.249 inches maximum

Pilot Length

0.083 inches minimum and 0.093 inches maximum

Nut Style

clinch

Nut Diameter

0.295 inches minimum and 0.310 inches maximum

Nut Height

0.173 inches minimum and 0.203 inches maximum

Thread Series

unf

Thread Quantity Per Inch

32

Nominal Thread Size

0.190 inches

Material

iron alloy 660 overall

Material Document And Classification

ams 5734 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0015892

Related Hardware Products

Part Number Description
MRPN10-32SU Clinch Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-421-9921?
The FSCG of the NSN 5310-01-421-9921 is 5310
Does the NSN 5310-01-421-9921 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-421-9921 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-01-421-9921 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-421-9921 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-01-421-9921 was assigned to the Federal Catalog?
It was assigned 30 years ago, on Sun, Nov 19, 1995