The O-Ring, cataloged under National Stock Number 5331-01-478-7826, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-478-7826 |
| Primary Part Number | 3-910 E515-80CP |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Cross-Sectional Height | 0.095 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | ZZZW |
| Departure From Cited Document | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Center Hole Diameter | 0.751 INCHES MINIMUM AND 0.769 INCHES MAXIMUM IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 3-910 E515-80CP PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 3-910E515-80CP | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3-910E515-80 CP | 5/1 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 21-198826 FIND 141 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 21-198826 FIND 141CP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 3-910E515-80 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 5331-01-478-7826 is a O-Ring, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-478-7826 has 1 manufacturer part number on file: 3-910 E515-80CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 3-910 E515-80CP: Cross-Sectional Height: 0.095 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN; Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: ZZZW; Departure From Cited Document: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. 6 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.