The O-Ring, cataloged under National Stock Number 5331-01-567-8712, 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. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-567-8712 |
| Primary Part Number | 12505287-101 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Temp Rating | -50.0 FAHRENHEIT AND 120.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.072 INCHES NOMINAL IN |
| Material Document and Classification | EDPM RUBBER, 60 DUROMETER MFR REF SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.431 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| 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 |
|---|---|
| 12505287-101 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5331-01-567-8712 is a O-Ring, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-567-8712 has 1 manufacturer part number on file: 12505287-101 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12505287-101: Temp Rating: -50.0 FAHRENHEIT AND 120.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.072 INCHES NOMINAL IN; Material Document and Classification: EDPM RUBBER, 60 DUROMETER MFR REF SINGLE MATERIAL RESPONSE; Special Features: 60 DUROMETER. 5 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.