The O-Ring, cataloged under National Stock Number 5331-00-263-5172, 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 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 13 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-263-5172 |
| Primary Part Number | MS29513-425 |
| 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 | 4.980 INCHES MINIMUM AND 5.070 INCHES MAXIMUM IN |
| Center Hole Diameter | 4.460 INCHES MINIMUM AND 4.490 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 |
|---|---|
| PRP568-425-457-60 | Parco, Llc (USA) |
| 60-P-31-425 | West American Rubber Co Extrude Products Div (USA) |
| MS29513-425 PRIMARY | Sae International Dba Sae International (USA) |
| 457-60-425 | Parco, Llc (USA) |
| PX1775-425 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| C-69-425 | Federal-Mogul Corp Government Sales Dept (USA) |
| 10V60-141-425 | Houghton International Inc. (USA) |
| 7866-425 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS29513 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 1793-425 | 5/2 Secondary reference U.S. Government activity |
| MS29513-425 | 5/9 Secondary reference U.S. Government activity |
| MILP5315 | 5/9 Secondary reference U.S. Government activity |
| 2-425 N602-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-425 N602-70 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| MS29513-425 | 3/9 Design control — primary reference U.S. Government activity |
| 5330002635172 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| RT253-65-425 | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| 2-425 N602-70 | 5/9 Secondary reference Dolly Mfg Corp |
| SR-822A-60-425 | 5/2 Secondary reference U.S. Government activity |
| NB398425-72 | C/1 Advisory reference — outside the item-of-supply concept Leslie Controls, Inc. Dba Leslie Controls Inc |
| E3355 PC NO. 37 5IN | C/1 Advisory reference — outside the item-of-supply concept Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 5331-00-263-5172 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-263-5172 has 8 manufacturer part numbers on file: PRP568-425-457-60 (Parco, Llc), 60-P-31-425 (West American Rubber Co Extrude Products Div), MS29513-425 (Sae International Dba Sae International), 457-60-425 (Parco, Llc), PX1775-425 (Acushnet Rubber Company, Inc. Dba Precix) and 3 more.
Key specifications for MS29513-425: Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Outside Diameter: 4.980 INCHES MINIMUM AND 5.070 INCHES MAXIMUM IN; Center Hole Diameter: 4.460 INCHES MINIMUM AND 4.490 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.