The Vacuum Pump,reciprocating, cataloged under National Stock Number 4310-01-574-7494, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Irwin International, Inc. Dba Irwin International Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-574-7494 |
| Primary Part Number | 01-00164 |
| Item Name | Vacuum Pump,reciprocating |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Irwin International, Inc. Dba Irwin International Inc |
| Status | ACTIVE |
| Pumping Element Type | PISTON |
| Intake Connection Type | THREADED INTERNAL |
| Vacuum Rating | 25.0 INCHES OF MERCURY IN |
| Supplementary Features | 1/8 HP 115VAC 60HZ 4.2AMP VAC |
| Gas for Which Designed | AIR |
| Discharge Connection Thread Size and Series/type Designator | 1/4 NPT |
| Intake Connection Thread Size and Series/type Designator | 1/4 NPT |
| Discharge Connection Type | THREADED INTERNAL |
| Pump Cylinder Quantity | 1 |
| Mounting Type | BASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 01-00164 PRIMARY | Irwin International, Inc. Dba Irwin International Inc (USA) |
| Reference | Meaning |
|---|---|
| 01-00164 | 3/9 Design control — primary reference Aircraft Spruce and Specialty Co a Div of Honeywell Inc |
| 5Z669 | 5/9 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
| ROA-P251-AA | 5/9 Secondary reference Back-O-Tool Co |
NSN 4310-01-574-7494 is a Vacuum Pump,reciprocating, manufactured by Irwin International, Inc. Dba Irwin International Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-574-7494 has 1 manufacturer part number on file: 01-00164 (Irwin International, Inc. Dba Irwin International Inc).
Key specifications for 01-00164: Overall Height: 7.781 INCHES NOMINAL IN; Pumping Element Type: PISTON; Intake Connection Type: THREADED INTERNAL; Vacuum Rating: 25.0 INCHES OF MERCURY IN. 10 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.
NSN 4310-01-574-7494 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.