The O-Ring, cataloged under National Stock Number 5331-01-356-4451, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Rexroth Corp the Mobile Hydraulics Div. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Rexroth Corp the Mobile Hydraulics Div (CAGE 58114) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-356-4451 |
| Primary Part Number | PDFR80-4GR22B5/147 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Rexroth Corp the Mobile Hydraulics Div |
| 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 |
|---|---|
| PDFR80-4GR22B5/147 PRIMARY | Rexroth Corp the Mobile Hydraulics Div (USA) |
| Reference | Meaning |
|---|---|
| 2000 97 089/-147 | 5/9 Secondary reference Zf Industrieantriebe Witten Gmbh |
| PDFR80-4GR22B5/147 | 5/9 Secondary reference Itt Bornemann Gmbh |
NSN 5331-01-356-4451 is a O-Ring, manufactured by Rexroth Corp the Mobile Hydraulics Div, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-356-4451 has 1 manufacturer part number on file: PDFR80-4GR22B5/147 (Rexroth Corp the Mobile Hydraulics Div).
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.