The O-Ring, cataloged under National Stock Number 5331-01-353-9544, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Grove U.s. Llc Dba Grove Us Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-353-9544 |
| Primary Part Number | 7755166003 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Grove U.s. Llc Dba Grove Us Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Center Hole Diameter | 6.697 INCHES MINIMUM AND 6.777 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 |
|---|---|
| 2HG157 | Oshkosh Defense Llc (USA) |
| 7755166003 PRIMARY | Grove U.s. Llc Dba Grove Us Llc (USA) |
| Reference | Meaning |
|---|---|
| C-76-166 | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| MS28778-166 | 5/9 Secondary reference U.S. Government activity |
| 166-7399 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
| 2HG157 | 5/9 Secondary reference Oshkosh Corp |
| MS28778-166 | 5/9 Secondary reference U.S. Government activity |
| 2-166N507-90 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-01-353-9544 is a O-Ring, manufactured by Grove U.s. Llc Dba Grove Us Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-353-9544 has 2 manufacturer part numbers on file: 2HG157 (Oshkosh Defense Llc), 7755166003 (Grove U.s. Llc Dba Grove Us Llc).
Key specifications for 7755166003: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Center Hole Diameter: 6.697 INCHES MINIMUM AND 6.777 INCHES MAXIMUM IN; End Item Identification: FAMILY OF HEMTT VEHICLES (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); 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.