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5310-00-016-7142

Hexagon Self-Locking Nut

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Official Item Classification

Name
Hexagon Self-Locking Nut
(NSN) National Stock Number
5310-00-016-7142
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
05277
(FIIG) Federal Item Identification Guide
A021A0
Date
04/25/1967 (59 years ago)

right-hand thread direction, prevailing torque with nonmetallic insert locking feature, hexagon nut style, soluble lubricant lubrication, 3b thread class

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Lubrication

soluble lubricant

Nut Style

hexagon

Nut Height

0.766 inches maximum

Width Across Flats

1.801 inches minimum and 1.815 inches maximum

Temp Rating

250.0 fahrenheit maximum

Thread Series

unjf

Thread Quantity Per Inch

12

Hardness Rating

35.0 rockwell c maximum

Nominal Thread Size

1.250 inches

Countersink Angle

88.0 degrees minimum nut

Bearing Surface Type

chamfered or washer faced

Bearing Surface Finish

125.0 microinches

Material

plastic polyamide (nylon) locking insert

Material

steel nut

Surface Treatment

cadmium and chromate overall except insert

Surface Treatment Document And Classification

qq-p-416,ty 2,cl 2 fed spec all treatment responses overall except insert

Replacement For

Part Number Description
5310-00-595-7471 No Name Available 02/01/1983

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0005277

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Frequently Asked Questions

What is the FSCG of the NSN 5310-00-016-7142?
The FSCG of the NSN 5310-00-016-7142 is 5310
Does the NSN 5310-00-016-7142 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-016-7142 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 5310-00-016-7142 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-016-7142 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 5310-00-016-7142 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Tue, Apr 25, 1967