The Pump,rotary, cataloged under National Stock Number 4320-00-192-9223, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Trw Inc Trw Intl Trade Government Sales Dept. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4320-00-192-9223 |
| Primary Part Number | 1999120002 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Trw Inc Trw Intl Trade Government Sales Dept |
| Status | ACTIVE |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Type | WOODRUFF KEYWAY |
| Maximum Discharge Flow Rate | 9.0 GALLONS PER MINUTE |
| Rotary Pump Design | GEAR |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Operation Method | POWERED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1999120002 PRIMARY | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| 137215 | Komatsu America Corp. (USA) |
| Reference | Meaning |
|---|---|
| 368633R92 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 376993R94 | 5/9 Secondary reference Komatsu American Intl Co |
| 368633R92 | 5/9 Secondary reference International Harvester Co Agricultural Equipment Div |
| 368633R92 | 5/9 Secondary reference U.S. Government activity |
| 137215 | 5/9 Secondary reference Komatsu American Intl Co |
NSN 4320-00-192-9223 is a Pump,rotary, manufactured by Trw Inc Trw Intl Trade Government Sales Dept, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-192-9223 has 2 manufacturer part numbers on file: 1999120002 (Trw Inc Trw Intl Trade Government Sales Dept), 137215 (Komatsu America Corp.).
1 possible match (shared part number, not a government interchangeability claim): 5998-00-479-6144. Verify interchangeability with system specifications before substitution.
Key specifications for 1999120002: Pumping Element Operating Position: HORIZONTAL; Drive Shaft Type: WOODRUFF KEYWAY; Maximum Discharge Flow Rate: 9.0 GALLONS PER MINUTE; Rotary Pump Design: GEAR. 6 specifications are 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.