The O-Ring, cataloged under National Stock Number 5331-00-599-0973, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-599-0973 |
| Primary Part Number | MS29513-451 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Outside Diameter | 11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN |
| Center Hole Diameter | 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| C-69-451 | Federal-Mogul Corp Government Sales Dept (USA) |
| PX1775-451 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| RT253-65-451 | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| 7866-451 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| MS29513-451 PRIMARY | Sae International Dba Sae International (USA) |
| 10V60-141-451 | Houghton International Inc. (USA) |
| 457-60-451 | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS29513 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 725-70-451 | 5/2 Secondary reference U.S. Government activity |
| 2-451 N602-70 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| MS29513-451 | 3/9 Design control — primary reference U.S. Government activity |
| 2-451 N602-70 | 5/9 Secondary reference Dolly Mfg Corp |
| SR-822A-60-451 | 5/2 Secondary reference U.S. Government activity |
| 1793-451 | 5/2 Secondary reference U.S. Government activity |
| MS29513-451 | 5/9 Secondary reference U.S. Government activity |
| 2-451 N602-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-00-599-0973 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-599-0973 has 7 manufacturer part numbers on file: C-69-451 (Federal-Mogul Corp Government Sales Dept), PX1775-451 (Acushnet Rubber Company, Inc. Dba Precix), RT253-65-451 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp), 7866-451 (Parker Hannifin Corporation Div O-Ring Division), MS29513-451 (Sae International Dba Sae International) and 2 more.
2 possible matches (shared part number, not a government interchangeability claim): 1680-00-863-1986, 5810-01-662-3392. Verify interchangeability with system specifications before substitution.
Key specifications for MS29513-451: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Outside Diameter: 11.453 INCHES MINIMUM AND 11.597 INCHES MAXIMUM IN; Center Hole Diameter: 10.945 INCHES MINIMUM AND 11.005 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 4 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.