The O-Ring, cataloged under National Stock Number 5331-00-402-2594, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5331-00-402-2594 |
| Primary Part Number | PRP018-8307 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corporation Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.733 INCHES MINIMUM AND 0.743 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 |
|---|---|
| O118-8307 | Trelleborg Sealing Solutions Germany Gmbh (DEU) |
| PRP018-8307 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 018-8307 PRIMARY | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 513AH18 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 0018-8307 | Trelleborg Sealing Solutions Germany Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 2154132 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 018-8307 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-00-402-2594 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-402-2594 has 5 manufacturer part numbers on file: O118-8307 (Trelleborg Sealing Solutions Germany Gmbh), PRP018-8307 (Parker Hannifin Corporation Div O-Ring Division), 018-8307 (Parker Hannifin Corporation Div O-Ring Division), 513AH18 (Eaton Corporation Dba Eaton Inoac Div Eaton), 0018-8307 (Trelleborg Sealing Solutions Germany Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 5331-00-483-3184. Verify interchangeability with system specifications before substitution.
Key specifications for PRP018-8307: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Center Hole Diameter: 0.733 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 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.