The Housing Assembly,pump Drive, cataloged under National Stock Number 4320-00-033-2212, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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. 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 | 4320-00-033-2212 |
| Primary Part Number | 5J8764 |
| Item Name | Housing Assembly,pump Drive |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| General Characteristics Item Description | 1 UPPER HOUSING,1 IN TERMEDIATE HOUSING,1 LOWER HOUSING W/TWO MTG STUDS,180 DEG APART,6.000 IN. O/A LG,5.250 IN. OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4320-00-033-2212 is a Housing Assembly,pump Drive, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-033-2212 has 2 manufacturer part numbers on file: 923072 (Eaton Aerospace, Llc Dba Jackson South), 5J8764 (Caterpillar Inc Div Caterpillar Defense).
1 possible match (shared part number, not a government interchangeability claim): 4920-00-490-7260. Verify interchangeability with system specifications before substitution.
Key specifications for 5J8764: General Characteristics Item Description: 1 UPPER HOUSING,1 IN TERMEDIATE HOUSING,1 LOWER HOUSING W/TWO MTG STUDS,180 DEG APART,6.000 IN. O/A LG,5.250 IN. OD IN. 1 specification is 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.