The Packing,preformed, cataloged under National Stock Number 5330-01-551-0818, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-551-0818 |
| Primary Part Number | R978051471 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Bosch Rexroth Corporation Div Industrial Hydraulics |
| Status | ACTIVE |
| Reference Data and Literature | PU-A21-27-00 PAGE 2 OF 2 TABULATION FOR SUCTION ASSEMBLIES |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| R978051471 PRIMARY | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| Reference | Meaning |
|---|---|
| PU-A21-27-00 P/N US834879 | 5/1 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| US00834879 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
| R978834879 | 5/9 Secondary reference Bosch Rexroth Corporation Div Industrial Hydraulics |
NSN 5330-01-551-0818 is a Packing,preformed, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-551-0818 has 1 manufacturer part number on file: R978051471 (Bosch Rexroth Corporation Div Industrial Hydraulics).
Key specifications for R978051471: Reference Data and Literature: PU-A21-27-00 PAGE 2 OF 2 TABULATION FOR SUCTION ASSEMBLIES; Part Name Assigned by Controlling Agency: SEAL RING; End Item Identification: 2 1/2 INCH BUTTERFLY VALVE IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.