The O-Ring, cataloged under National Stock Number 5331-00-252-6042, 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 7 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-252-6042 |
| Primary Part Number | MS29513-440 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Outside Diameter | 7.275 INCHES NOMINAL IN |
| Hardness Rating | 60.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 200 MAXIMUM |
| Center Hole Diameter | 6.702 INCHES MINIMUM AND 6.748 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 |
|---|---|
| PX1775-440 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| C-69-440 | Federal-Mogul Corp Government Sales Dept (USA) |
| 60-P-31-440 | West American Rubber Co Extrude Products Div (USA) |
| MS29513-440 PRIMARY | Sae International Dba Sae International (USA) |
| 10V60-141-440 | Houghton International Inc. (USA) |
| PRP568-440-60 | Parco, Llc (USA) |
| 457-60-440 | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| SR-822A-60-440 | 5/2 Secondary reference U.S. Government activity |
| MS29513-440 | 3/9 Design control — primary reference U.S. Government activity |
| MS29513-440 | 5/9 Secondary reference U.S. Government activity |
| RT253-65-440 | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| MILP5315 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS29513 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 1793-440 | 5/2 Secondary reference U.S. Government activity |
| 2-440 N602-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-440 N602-70 | 5/9 Secondary reference Dolly Mfg Corp |
NSN 5331-00-252-6042 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-252-6042 has 7 manufacturer part numbers on file: PX1775-440 (Acushnet Rubber Company, Inc. Dba Precix), C-69-440 (Federal-Mogul Corp Government Sales Dept), 60-P-31-440 (West American Rubber Co Extrude Products Div), MS29513-440 (Sae International Dba Sae International), 10V60-141-440 (Houghton International Inc.) and 2 more.
Key specifications for MS29513-440: Temp Rating: -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Outside Diameter: 7.275 INCHES NOMINAL IN; Hardness Rating: 60.0 SHORE DUROMETER A NOMINAL. 7 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.