PartsTable TECHNICAL DATA SHEET

NSN 5310-01-136-9669Government record, cited

Nut, Self-Locking5310-01-136-9669

NSN 5310-01-136-9669 · NIIN 011369669 · Part number A12141-6-4

Esna, Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 019L2

Government record, cited

NSN 5310-01-136-9669 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-136-9669. Manufacturer of record part number: A12141-6-4.

Also searched as 5310-01-136-9669 · 5310011369669 · NIIN 011369669 · 01-136-9669 · FSC 5310 Nuts and Washers · CAGE 019L2 · A12141-6-4

Nearby stock numbers ← 5310-01-136-9664 Washer · 5310-01-136-9755 →

5310-01-136-9669 — Nuts and Washers

Features

Nut,self-Locking — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Esna, Llc

Identification

NSN: 5310-01-136-9669
NIIN: 011369669
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: A12141-6-4
Manufacturer: Esna, Llc

General Description

The Nut,self-Locking, cataloged under National Stock Number 5310-01-136-9669, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Nut,self-Locking
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Esna, Llc (CAGE 019L2)

Technical Specifications

Parameter	Value
NSN	5310-01-136-9669
Primary Part Number	A12141-6-4
Item Name	Nut,self-Locking
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Esna, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
A12141-6-4 PRIMARY	Esna, Llc (USA)

Reference documents

Reference	Meaning
A12141-6-4	5/9 Secondary reference Harvard Industries Inc

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-136-9669?

NSN 5310-01-136-9669 is a Nut,self-Locking, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-136-9669?

NSN 5310-01-136-9669 has 1 manufacturer part number on file: A12141-6-4 (Esna, Llc).

Is NSN 5310-01-136-9669 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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