The Parts Kit,liquid Dispensing Pump, cataloged under National Stock Number 4320-00-401-8428, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Alemite, Llc Dba Skf Usa Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-401-8428 |
| Primary Part Number | 398988-2 |
| Item Name | Parts Kit,liquid Dispensing Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Alemite, Llc Dba Skf Usa Inc. |
| Status | ACTIVE |
| Component Quantity | 21 |
| Nonsupply Items and Quantities | 57733 18850 NUT 1; 57733 43110 BALL 1; 57733 50666 GASKET 1; 57733 171009-33 O-RING 1; 57733 171009-35 O-RING 1; 57733 171032-9 PIN 1; 57733 131398-1 VALVE SEAT 1; 57733 131402 GASKET 3; 57733 314632 PACKING 1; 57733 323693 GASKET 2; 57733 323732 BALL SEAT AND ADAPTER ASSY 1; 57733 323738 VALVE BODY 1; 57733 323782 RING 1; 57733 324648 SPRING CLIP 3; 57733 393040 PACKING KIT 1; 57733 394077 PACKING KIT 1 |
| 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 |
|---|---|
| 398988-2 PRIMARY | Alemite, Llc Dba Skf Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 398988-1 | 5/9 Secondary reference Stewart-Warner Corporation |
| 398988-1 | 5/9 Secondary reference U.S. Government activity |
| 398988-1 | 5/9 Secondary reference Advanced Computer Technology Inc Dba a C T |
NSN 4320-00-401-8428 is a Parts Kit,liquid Dispensing Pump, manufactured by Alemite, Llc Dba Skf Usa Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-401-8428 has 1 manufacturer part number on file: 398988-2 (Alemite, Llc Dba Skf Usa Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-483-2189. Verify interchangeability with system specifications before substitution.
Key specifications for 398988-2: Component Quantity: 21; Nonsupply Items and Quantities: 57733 18850 NUT 1; 57733 43110 BALL 1; 57733 50666 GASKET 1; 57733 171009-33 O-RING 1; 57733 171009-35 O-RING 1; 57733 171032-9 PIN 1; 57733 131398-1 VALVE SEAT 1; 57733 131402 GASKET 3; 57733 314632 PACKING 1; 57733 323693 GASKET 2; 57733 323732 BALL SEAT AND ADAPTER ASSY 1; 57733 323738 VALVE BODY 1; 57733 323782 RING 1; 57733 324648 SPRING CLIP 3; 57733 393040 PACKING KIT 1; 57733 394077 PACKING KIT 1. 2 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.