The Pump,rotary, cataloged under National Stock Number 4320-00-075-3329, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-075-3329 |
| Primary Part Number | 10935265 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | UNTHREADED EXTERNAL |
| Drive Shaft Length | 2.922 INCHES NOMINAL IN |
| Drive Connection Type | SINGLE STRAND V-BELT |
| Operating Speed at Rated Capacity | 1500.0 REVOLUTIONS PER MINUTE |
| Drive Shaft Type | THREADED AND WOODRUFF KEYWAY |
| Maximum Discharge Flow Rate | 4.5 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN |
| Rotary Pump Design | VANE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| 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 |
|---|---|
| VTM27-60-45-10MFL1-12S4 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 11640923 | Renk America Llc Div Renk America (USA) |
| 10935265 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 11640923 | 5/9 Secondary reference Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc |
NSN 4320-00-075-3329 is a Pump,rotary, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-075-3329 has 3 manufacturer part numbers on file: VTM27-60-45-10MFL1-12S4 (Eaton Aerospace, Llc Dba Jackson South), 11640923 (Renk America Llc Div Renk America), 10935265 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 4320-00-239-5663. Verify interchangeability with system specifications before substitution.
Key specifications for 10935265: Discharge Connection Quantity: 1; Intake Connection Type: UNTHREADED EXTERNAL; Drive Shaft Length: 2.922 INCHES NOMINAL IN; Drive Connection Type: SINGLE STRAND V-BELT. 14 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.