The O-Ring, cataloged under National Stock Number 5331-00-529-3723, 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. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Federal-Mogul Corp Government Sales Dept (CAGE 01212); Houghton International Inc. (CAGE 73277); Sae International Dba Sae International (CAGE 0U583); Acushnet Rubber Company, Inc. Dba Precix (CAGE 70106); Parco, Llc (CAGE 77308) |
| Parameter | Value |
|---|---|
| NSN | 5331-00-529-3723 |
| Primary Part Number | MS29513-155 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| 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-69-155 | Federal-Mogul Corp Government Sales Dept (USA) |
| 10V60-141-155 | Houghton International Inc. (USA) |
| MS29513-155 PRIMARY | Sae International Dba Sae International (USA) |
| PX-1775-155 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 457-60-155 | Parco, Llc (USA) |
| 155-7866 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 7866-155 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 60-P-31-155 | West American Rubber Co Extrude Products Div (USA) |
| PRP568-155-457-60 | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| MS29513-155ES | 5/9 Secondary reference Eriks B.v. |
| 28992-155 | C/1 Advisory reference — outside the item-of-supply concept Triumph Engine Control Systems Llc |
| SR-822A-60-155 | 5/2 Secondary reference U.S. Government activity |
| 2-155 N602-70 | 5/9 Secondary reference Dolly Mfg Corp |
| 725-70-155 | 5/2 Secondary reference U.S. Government activity |
| MS29513-155 | 5/9 Secondary reference U.S. Government activity |
| MS29513-155 | 5/9 Secondary reference U.S. Government activity |
| RT253-65-155 | 5/9 Secondary reference Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| SAE-AS29513 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS9021-155 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1793-155 | 5/2 Secondary reference U.S. Government activity |
| MS9021-155 | 5/1 Secondary reference Lockheed Martin Sippican, Inc. Div Communication Division |
NSN 5331-00-529-3723 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-529-3723 has 9 manufacturer part numbers on file: C-69-155 (Federal-Mogul Corp Government Sales Dept), 10V60-141-155 (Houghton International Inc.), MS29513-155 (Sae International Dba Sae International), PX-1775-155 (Acushnet Rubber Company, Inc. Dba Precix), 457-60-155 (Parco, Llc) and 4 more.
1 possible match (shared part number, not a government interchangeability claim): 5331-00-585-7863. Verify interchangeability with system specifications before substitution.
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.