The O-Ring, cataloged under National Stock Number 5331-01-074-9620, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-074-9620 |
| Primary Part Number | 6879100-217 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.159 INCHES MINIMUM AND 1.183 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 6879100-217 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 12267816-4 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5331-01-074-9620 is a O-Ring, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-074-9620 has 2 manufacturer part numbers on file: 6879100-217 (Allison Transmission Inc Dba Allison Transmission, Inc), 12267816-4 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 6879100-217: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 1.159 INCHES MINIMUM AND 1.183 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 specifications are documented in the U.S. Government catalog.
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.