The O-Ring, cataloged under National Stock Number 5331-01-313-5715, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Rineer Hydraulics Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Rineer Hydraulics Inc (CAGE 0EW41) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-313-5715 |
| Primary Part Number | R988020441 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Rineer Hydraulics Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| R988020441 PRIMARY | Rineer Hydraulics Inc (USA) |
| Reference | Meaning |
|---|---|
| 0370114 | 5/9 Secondary reference Rineer Hydraulics Inc |
| 0370114 | 3/9 Design control — primary reference Rineer Hydraulics Inc |
NSN 5331-01-313-5715 is a O-Ring, manufactured by Rineer Hydraulics Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-313-5715 has 1 manufacturer part number on file: R988020441 (Rineer Hydraulics Inc).
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.