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5310-00-550-4367

Barrel Self-Locking Nut

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Official Item Classification

Name
Barrel Self-Locking Nut
(NSN) National Stock Number
5310-00-550-4367
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15891
(FIIG) Federal Item Identification Guide
A021A0
Date
01/01/1963 (63 years ago)

3b thread class, 0.849 inches minimum and 0.859 inches maximum nut diameter, non-floating self-locking barrel nut style, right-hand thread direction, prevailing torque with nonmetallic insert locking feature

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Nut Style

non-floating self-locking barrel

Nut Diameter

0.849 inches minimum and 0.859 inches maximum

Nut Length

0.859 inches nominal

Barrel Height

0.501 inches nominal

Nut Height

0.700 inches nominal

Thread Series

unf

Thread Quantity Per Inch

20

Nominal Thread Size

0.500 inches

Material

plastic polyamide (nylon) locking insert

Material

steel comp 4130 nut

Material Document And Classification

66 fed std 2nd material response nut

Surface Treatment

cadmium nut

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

0015891

Related Hardware Products

Part Number Description
2452-080 Barrel Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-550-4367?
The FSCG of the NSN 5310-00-550-4367 is 5310
Does the NSN 5310-00-550-4367 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-550-4367 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 5310-00-550-4367 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-550-4367 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 5310-00-550-4367 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963