The O-Ring, cataloged under National Stock Number 5331-01-073-3118, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward Hrt Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-073-3118 |
| Primary Part Number | 31393 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Woodward Hrt Inc |
| Status | ACTIVE |
| Center Hole Diameter | 10.340 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.103 INCHES NOMINAL IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 12283359 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 5331010733118 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 31393 PRIMARY | Woodward Hrt Inc (USA) |
| 31393 | Cadillac Gage Textron Inc. (USA) |
NSN 5331-01-073-3118 is a O-Ring, manufactured by Woodward Hrt Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-073-3118 has 4 cross-referenced part numbers: 12283359 (U S Army Tank Automotive Command Amsta-Im-Mm), 5331010733118 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 31393 (Woodward Hrt Inc), 31393 (Cadillac Gage Textron Inc.).
There are 6 known substitutes for 5331-01-073-3118: 4720-00-287-4834, 5895-00-648-0382, 2530-00-678-3481 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 31393: End Item Identification: M1A1 TANK; Center Hole Diameter: 10.340 INCHES NOMINAL IN; Cross-Sectional Height: 0.103 INCHES NOMINAL IN; Material: RUBBER. 4 total characteristics are documented in the Federal Logistics Information System.