O-Ring5331-01-177-8179

NSN 5331-01-177-8179 · NIIN 011778179 · Part number 9550561

Assembly & Test Worldwide, Inc. · FSC 5331 — O-ring · FSG 53 — Hardware and Abrasives · CAGE 31147

Government record, cited

NSN 5331-01-177-8179 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-177-8179. Manufacturer of record part number: 9550561.

Also searched as 5331-01-177-8179 · 5331011778179 · NIIN 011778179 · 01-177-8179 · FSC 5331 O-ring · CAGE 31147 · 9550561

Nearby stock numbers ← 5331-01-177-8178 · 5331-01-177-8183 →

5331-01-177-8179 — O-ring

Features

O-Ring — FSC 5331
1 manufacturer part number on file
Manufacturer of record: Assembly & Test Worldwide, Inc.

Identification

NSN: 5331-01-177-8179
NIIN: 011778179
FSC: 5331 — O-ring
FSG: 53 — Hardware and Abrasives
Primary part number: 9550561
Manufacturer: Assembly & Test Worldwide, Inc.

General Description

The O-Ring, cataloged under National Stock Number 5331-01-177-8179, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Assembly & Test Worldwide, 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.

Catalog Facts

Item Name	O-Ring
FSC / FSG	5331 — O-ring (FSG 53)
Manufacturers	Assembly & Test Worldwide, Inc. (CAGE 31147)

Technical Specifications

Parameter	Value
NSN	5331-01-177-8179
Primary Part Number	9550561
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-ring
Manufacturer	Assembly & Test Worldwide, 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
9550561 PRIMARY	Assembly & Test Worldwide, 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 5331-01-177-8179?

NSN 5331-01-177-8179 is a O-Ring, manufactured by Assembly & Test Worldwide, Inc., classified under FSC 5331, O-ring. Status: active.

What part numbers are listed for NSN 5331-01-177-8179?

NSN 5331-01-177-8179 has 1 manufacturer part number on file: 9550561 (Assembly & Test Worldwide, Inc.).

Is NSN 5331-01-177-8179 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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