O-Ring5331-01-625-6498

NSN 5331-01-625-6498 · NIIN 016256498 · Part number 580121

Measurement Systems Inc · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 22978

Government record, cited

NSN 5331-01-625-6498 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-625-6498. Manufacturer of record part number: 580121.

Also searched as 5331-01-625-6498 · 5331016256498 · NIIN 016256498 · 01-625-6498 · FSC 5331 O-ring · CAGE 22978 · 580121 · 9557K136 · AS568A-045

Nearby stock numbers ← 5331-01-625-5356 O-Ring · 5331-01-625-6634 O-Ring →

5331-01-625-6498 — O-ring

Features

O-Ring — FSC 5331
3 manufacturer part numbers on file
Manufacturer of record: Measurement Systems Inc

Identification

NSN: 5331-01-625-6498
NIIN: 016256498
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 580121
Manufacturer: Measurement Systems Inc

General Description

The O-Ring, cataloged under National Stock Number 5331-01-625-6498, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Measurement Systems Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Mcmaster-Carr Supply Co (CAGE 39428); Measurement Systems Inc (CAGE 22978)

Technical Specifications

Parameter	Value
NSN	5331-01-625-6498
Primary Part Number	580121
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Measurement Systems Inc
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
9557K136	Mcmaster-Carr Supply Co (USA)
580121 PRIMARY	Measurement Systems Inc (USA)
AS568A-045	Mcmaster-Carr Supply Co (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 5331-01-625-6498?

NSN 5331-01-625-6498 is a O-Ring, manufactured by Measurement Systems Inc, classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-625-6498?

NSN 5331-01-625-6498 has 3 manufacturer part numbers on file: 9557K136 (Mcmaster-Carr Supply Co), 580121 (Measurement Systems Inc), AS568A-045 (Mcmaster-Carr Supply Co).

Is NSN 5331-01-625-6498 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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