The Seal,plain, cataloged under National Stock Number 5330-01-237-6678, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-237-6678 |
| Primary Part Number | 56820 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| 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 |
|---|---|
| CR-79645 PIECE 160 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 56820 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5330-01-237-6678 is a Seal,plain, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-237-6678 has 2 manufacturer part numbers on file: CR-79645 PIECE 160 (Eaton Aerospace, Llc Dba Jackson South), 56820 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-611-3023. Verify interchangeability with system specifications before substitution.
Key specifications for 56820: End Item Identification: PUMP UNIT,STEERING GEAR CENTRALIZING,VICKERS INC.. 0 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.