The O-Ring, cataloged under National Stock Number 5331-00-400-0010, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5331-00-400-0010 |
| Primary Part Number | L1223 M25988-024 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| L1223 M25988-024 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| L1223 2-024 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2-024 L1223-60 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 8900630P054 | Jonal Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 8900630P54 | 5/2 Secondary reference U.S. Government activity |
| 2-024 L1223-60 | 5/2 Secondary reference U.S. Government activity |
| 2-024-L737-65 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-25988 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corp Div O-Ring Division |
| 2-024 LM152-60 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-024-L737-65 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| L1223 2-024 | 5/2 Secondary reference U.S. Government activity |
| 8900630P054 | 5/2 Secondary reference U.S. Government activity |
NSN 5331-00-400-0010 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-400-0010 has 4 manufacturer part numbers on file: L1223 M25988-024 (Parker-Hannifin Corp Div O-Ring Division), L1223 2-024 (Parker-Hannifin Corp Div O-Ring Division), 2-024 L1223-60 (Parker-Hannifin Corp Div O-Ring Division), 8900630P054 (Jonal Laboratories Inc).
6 possible matches (shared part number, not a government interchangeability claim): 5331-00-526-2486, 5331-00-937-1333, 5331-01-098-2935. Verify interchangeability with system specifications before substitution.
Key specifications for L1223 M25988-024: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 1.295 INCHES MINIMUM AND 1.307 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 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.