PartsTable TECHNICAL DATA SHEET

NSN 5331-01-679-6527Government record, cited

O-Ring5331-01-679-6527

NSN 5331-01-679-6527 · NIIN 016796527 · Part number 12579764

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 19207

Government record, cited

NSN 5331-01-679-6527 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-679-6527. Manufacturer of record part number: 12579764.

Also searched as 5331-01-679-6527 · 5331016796527 · NIIN 016796527 · 01-679-6527 · FSC 5331 O-ring · CAGE 19207 · 12579764

Nearby stock numbers ← 5331-01-679-6521 O-Ring · 5331-01-679-6532 O-Ring →

5331-01-679-6527 — O-ring

Features

O-Ring — FSC 5331
3 manufacturer part numbers on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm

Identification

NSN: 5331-01-679-6527
NIIN: 016796527
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 12579764
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The O-Ring, cataloged under National Stock Number 5331-01-679-6527, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5331-01-679-6527
Primary Part Number	12579764
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
12579764 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)
12579764	General Dynamics Ordnance and Tactical Systems, Inc. (USA)
12579764	Flyer Defense, Llc (USA)

No interchangeability data on file.

Other items in FSC 5331 — O-ring

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

5331-00-001-1971

O-RING

5331-00-001-1979

O-RING

5331-00-001-3904

O-RING

5331-00-001-3905

O-RING

5331-00-001-3906

O-RING

5331-00-001-3908

O-RING

5331-00-001-3923

O-RING

5331-00-001-3924

O-RING

Frequently Asked Questions

What is NSN 5331-01-679-6527?

NSN 5331-01-679-6527 is a O-Ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-679-6527?

NSN 5331-01-679-6527 has 3 manufacturer part numbers on file: 12579764 (U S Army Tank Automotive Command Amsta-Im-Mm), 12579764 (General Dynamics Ordnance and Tactical Systems, Inc.), 12579764 (Flyer Defense, Llc).

What are the specifications of 12579764?

Key specifications for 12579764: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 2355-01-627-5147. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-679-6527 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.

PartsTable Design LLC · partstable.com