The O-Ring, cataloged under National Stock Number 5331-01-062-4733, 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 5 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-01-062-4733 |
| Primary Part Number | NO674 2-234 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | CANCELLED |
| Temp Rating | -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 125 MAXIMUM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5876A35 | Myers F E Co Sub of Pentair Corp (USA) |
| 5876A501 | Myers F E Co Sub of Pentair Corp (USA) |
| NO674 2-234 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| PRP568-234 488-70 | Parco, Llc (USA) |
| 938284521U01 | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA) |
| 5876A35 | Calder Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 2-234 N674-7 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 938284521U01 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 2-234N219-7 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| B 2575.107.156 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 702131 | C/1 Advisory reference — outside the item-of-supply concept Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer |
| 2-234N674-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| E-4663 REV A ITEM 12A | C/1 Advisory reference — outside the item-of-supply concept Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer |
| 2-234N674-70DS | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| A30095 | C/1 Advisory reference — outside the item-of-supply concept Cnh Industrial America Llc Dba Cnh America |
| 25K40300 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 11-234-7446-70 | 5/9 Secondary reference U.S. Government activity |
| S8-1550-12 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-062-4733 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: cancelled.
NSN 5331-01-062-4733 has 6 manufacturer part numbers on file: 5876A35 (Myers F E Co Sub of Pentair Corp), 5876A501 (Myers F E Co Sub of Pentair Corp), NO674 2-234 (Parker-Hannifin Corp Div O-Ring Division), PRP568-234 488-70 (Parco, Llc), 938284521U01 (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am) and 1 more.
2 possible matches (shared part number, not a government interchangeability claim): 2540-01-687-2279, 4730-01-693-9536. Verify interchangeability with system specifications before substitution.
Key specifications for NO674 2-234: Temp Rating: -35.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Elongation Percentage: 125 MAXIMUM. 5 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.
NSN 5331-01-062-4733 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.