The O-Ring, cataloged under National Stock Number 5331-01-176-0923, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Hayes Wheels Intl Inc Akron Opns (CAGE 41885); Am General Llc (CAGE 34623); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-176-0923 |
| Primary Part Number | 12339498 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 89745 | Hayes Wheels Intl Inc Akron Opns (USA) |
| 5591345 | Am General Llc (USA) |
| 12339498 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 5977011939931 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 5331011760923 | 5/9 Secondary reference E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5331-01-176-0923 is a O-Ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-176-0923 has 3 manufacturer part numbers on file: 89745 (Hayes Wheels Intl Inc Akron Opns), 5591345 (Am General Llc), 12339498 (U S Army Tank Automotive Command Amsta-Im-Mm).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.