PartsTable TECHNICAL DATA SHEET

NSN 5310-01-338-6558Government record, cited

Nut Self Locking5310-01-338-6558

NSN 5310-01-338-6558 · NIIN 013386558 · Part number T-1156-5C

Long-Lok Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 16941

Government record, cited

NSN 5310-01-338-6558 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-338-6558. Manufacturer of record part number: T-1156-5C.

Also searched as 5310-01-338-6558 · 5310013386558 · NIIN 013386558 · 01-338-6558 · FSC 5310 Nuts and Washers · CAGE 16941 · T-1156-5C · 03A251-5C · H52826-5 · AD03A251-5C

Nearby stock numbers ← 5310-01-338-6557 Nut Retainer · 5310-01-338-6559 Washer Special →

5310-01-338-6558 — Nuts and Washers

Features

Nut Self Locking — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Long-Lok Llc

Identification

NSN: 5310-01-338-6558
NIIN: 013386558
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: T-1156-5C
Manufacturer: Long-Lok Llc

General Description

The Nut Self Locking, cataloged under National Stock Number 5310-01-338-6558, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Long-Lok Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Long-Lok Llc (CAGE 16941)

Technical Specifications

Parameter	Value
NSN	5310-01-338-6558
Primary Part Number	T-1156-5C
Item Name	Nut Self Locking
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Long-Lok 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
T-1156-5C PRIMARY	Long-Lok Llc (USA)

Reference documents

Reference	Meaning
T-1156-5C	5/9 Secondary reference Long-Lok, Llc
03A251-5C	5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems
H52826-5	5/9 Secondary reference Howmet Global Fastening Systems Inc
AD03A251-5C	5/9 Secondary reference U.S. Government activity

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 5310-01-338-6558?

NSN 5310-01-338-6558 is a Nut Self Locking, manufactured by Long-Lok Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-338-6558?

NSN 5310-01-338-6558 has 1 manufacturer part number on file: T-1156-5C (Long-Lok Llc).

Is NSN 5310-01-338-6558 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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