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5310-01-505-0239

Hexagon Self-Locking Nut

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Official Item Classification

Name
Hexagon Self-Locking Nut
(NSN) National Stock Number
5310-01-505-0239
(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
02/19/2003 (23 years ago)

3b thread class, 0.298 inches minimum and 0.328 inches maximum nut height, right-hand thread direction, prevailing torque with nonmetallic insert locking feature, hexagon nut style

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Nut Style

hexagon

Nut Height

0.298 inches minimum and 0.328 inches maximum

End Item Identification

carrier, pers m-113a1, m-113a2, m-113a3,2350-01-369-6086

Width Across Flats

0.428 inches minimum and 0.439 inches maximum

Temp Rating

250.0 fahrenheit nominal

Thread Series

unc

Thread Quantity Per Inch

20

Nominal Thread Size

0.250 inches

Bearing Surface Type

chamfered or washer faced

Bearing Surface Finish

125.0 microinches

Material

plastic polyamide (nylon) locking insert

Material

steel nut

Material Document And Classification

sae-j995, grade 5 or 8 assn std single material response nut

Surface Treatment

cadmium and zinc overall

Surface Treatment Document And Classification

astm-b633, type ii assn std 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

0005277

Related Hardware Products

Part Number Description
M45913/3-4CG5Z Hexagon Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-505-0239?
The FSCG of the NSN 5310-01-505-0239 is 5310
Does the NSN 5310-01-505-0239 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-505-0239 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 5310-01-505-0239 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-505-0239 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 5310-01-505-0239 was assigned to the Federal Catalog?
It was assigned 23 years ago, on Wed, Feb 19, 2003