The Compressor,reciprocating, cataloged under National Stock Number 4310-00-428-2089, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-428-2089 |
| Primary Part Number | 1Z944-1 1/2HP |
| Item Name | Compressor,reciprocating |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Cooling System Design | SINGLE |
| Unpackaged Unit Length | 14.75 INCHES NOMINAL IN |
| Discharge Pressure | 100.000 POUNDS PER SQUARE INCH GAGE LBS |
| Compressor Speed at Rated Capacity in RPM | 820.0 |
| Unpackaged Unit Width | 8.00 INCHES NOMINAL IN |
| Unpackaged Unit Height | 10.375 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Cylinder Quantity | 2 |
| Reciprocating Compressor Design | SINGLE ACTING |
| Discharge Connection Type | THREADED FEMALE |
| Cylinder Arrangement Style | "V" DESIGN |
| Discharge Flow Rate | 8.400 CUBIC FEET PER MINUTE |
| Cooling Medium | AIR AND OIL COMPRESSOR |
| 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 |
|---|---|
| 1Z944-1 1/2HP PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 1Z944 | 5/1 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
NSN 4310-00-428-2089 is a Compressor,reciprocating, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-428-2089 has 1 manufacturer part number on file: 1Z944-1 1/2HP (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 1Z944-1 1/2HP: Discharge Connection Quantity: 1; Cooling System Design: SINGLE; Unpackaged Unit Length: 14.75 INCHES NOMINAL IN; Discharge Pressure: 100.000 POUNDS PER SQUARE INCH GAGE LBS. 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.