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5310-01-044-1781

Clinch Self-Locking Nut

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Official Item Classification

Name
Clinch Self-Locking Nut
(NSN) National Stock Number
5310-01-044-1781
(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
07/08/1977 (49 years ago)

3b thread class, prevailing torque all metal design locking feature, right-hand thread direction, 0.235 inches minimum and 0.239 inches maximum pilot diameter, 0.194 inches minimum and 0.200 inches maximum distance from centerline to flat

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Distance From Centerline To Flat

0.194 inches minimum and 0.200 inches maximum

Locking Feature

prevailing torque all metal design

Pilot Diameter

0.235 inches minimum and 0.239 inches maximum

Pilot Length

0.088 inches minimum and 0.094 inches maximum

Counterbore Diameter

0.195 inches minimum and 0.200 inches maximum first end

Nut Style

clinch

Nut Diameter

0.371 inches minimum and 0.383 inches maximum

Nut Height

0.343 inches nominal

Nut Counterbore Depth

0.091 inches nominal first end

Thread Series

unjf

Thread Quantity Per Inch

32

Nominal Thread Size

0.190 inches

Material

iron alloy 660 overall

Material Document And Classification

ams 5735 assn std single material response or ams 5737 assn std single material response overall

Precious Material And Location

external surface silver

Precious Material

silver

Surface Treatment

silver overall

Surface Treatment Document And Classification

ams 2411 assn std single treatment response overall

Regulatory Compliance

Precious Metals Indicator
S

Item contains silver.

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

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Frequently Asked Questions

What is the FSCG of the NSN 5310-01-044-1781?
The FSCG of the NSN 5310-01-044-1781 is 5310
Does the NSN 5310-01-044-1781 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-044-1781 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 5310-01-044-1781 contain precious materials?
Item contains silver.
Does NSN 5310-01-044-1781 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 5310-01-044-1781 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Fri, Jul 8, 1977