The Pump,reciprocating, cataloged under National Stock Number 4320-01-423-9166, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Cef Industries, Llc Dba Cef Industries Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-423-9166 |
| Primary Part Number | 8256M4 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Cef Industries, Llc Dba Cef Industries Inc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | PISTON |
| Reciprocating Stroke Type | FIXED |
| Operating Speed at Rated Capacity | 2200.0 REVOLUTIONS PER MINUTE AND 2400.0 REVOLUTIONS PER MINUTE |
| Discharge Pressure | 2.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS |
| Intake Connection Quantity | 1 |
| Media for Which Designed | AIR |
| Operation Method | POWERED |
| 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 |
|---|---|
| 8256M4 PRIMARY | Cef Industries, Llc Dba Cef Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 17B1B2545-1 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4320-01-423-9166 is a Pump,reciprocating, manufactured by Cef Industries, Llc Dba Cef Industries Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-423-9166 has 1 manufacturer part number on file: 8256M4 (Cef Industries, Llc Dba Cef Industries Inc).
Key specifications for 8256M4: Discharge Connection Quantity: 1; Pumping Element Type: PISTON; Reciprocating Stroke Type: FIXED; Operating Speed at Rated Capacity: 2200.0 REVOLUTIONS PER MINUTE AND 2400.0 REVOLUTIONS PER MINUTE. 8 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 4320-01-423-9166 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.