The Pump,rear,transmiss, cataloged under National Stock Number 4320-00-593-1064, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Borg-Warner Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pump,rear,transmiss |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Borg-Warner Corp (CAGE 08018); Komatsu America Corp. (CAGE 0SAT8) |
| Parameter | Value |
|---|---|
| NSN | 4320-00-593-1064 |
| Primary Part Number | 3-2A160B |
| Item Name | Pump,rear,transmiss |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Borg-Warner Corp |
| 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 |
|---|---|
| 3-2A160B PRIMARY | Borg-Warner Corp (USA) |
| 156404R91 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 156404R91 | 5/2 Secondary reference U.S. Government activity |
| 133234 | 5/9 Secondary reference Komatsu American Intl Co |
| 5L4A160 | 5/9 Secondary reference U.S. Government activity |
| 156404R91 | 3/2 Design control — primary reference U.S. Government activity |
| 156404R91 | 5/9 Secondary reference Komatsu American Intl Co |
| 156404R91 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
NSN 4320-00-593-1064 is a Pump,rear,transmiss, manufactured by Borg-Warner Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-593-1064 has 2 manufacturer part numbers on file: 3-2A160B (Borg-Warner Corp), 156404R91 (Komatsu America Corp.).
1 possible match (shared part number, not a government interchangeability claim): 5330-00-832-7791. Verify interchangeability with system specifications before substitution.
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.