PartsTable TECHNICAL DATA SHEET

NSN 5331-01-586-0544Government record, cited

O-Ring5331-01-586-0544

NSN 5331-01-586-0544 · NIIN 015860544 · Part number 1A1-4B-BM3

Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 1F747

Government record, cited

NSN 5331-01-586-0544 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-586-0544. Manufacturer of record part number: 1A1-4B-BM3.

Also searched as 5331-01-586-0544 · 5331015860544 · NIIN 015860544 · 01-586-0544 · FSC 5331 O-ring · CAGE 1F747 · 1A1-4B-BM3

Nearby stock numbers ← 5331-01-586-0392 O-Ring · 5331-01-586-0579 O-Ring →

5331-01-586-0544 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc

Identification

NSN: 5331-01-586-0544
NIIN: 015860544
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 1A1-4B-BM3
Manufacturer: Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc

General Description

The O-Ring, cataloged under National Stock Number 5331-01-586-0544, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5331-01-586-0544
Primary Part Number	1A1-4B-BM3
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
1A1-4B-BM3 PRIMARY	Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc (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 5331-01-586-0544?

NSN 5331-01-586-0544 is a O-Ring, manufactured by Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-586-0544?

NSN 5331-01-586-0544 has 1 manufacturer part number on file: 1A1-4B-BM3 (Abrams Airborne Manufacturing Inc Dba Abrams Airborne Manufacturing Inc).

What are the specifications of 1A1-4B-BM3?

Key specifications for 1A1-4B-BM3: Part Name Assigned by Controlling Agency: O-RING,BATTERY,SIGHT,SILICONE; End Item Identification: 1010-01-584-0703; M32A1 GRENADE LAUNCHER. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5331-01-586-0544 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.

What is the DEMIL code for NSN 5331-01-586-0544?

NSN 5331-01-586-0544 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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