The Pump,rotary, cataloged under National Stock Number 4320-01-660-6496, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-660-6496 |
| Primary Part Number | GR55-SMT16B-300L |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| Status | ACTIVE |
| Drive Shaft Length | 55.0 MILLIMETERS NOMINAL MM |
| Drive Connection Type | FLANGE |
| Unpackaged Unit Length | 402.5 MILLIMETERS NOMINAL MM |
| Operating Speed at Rated Capacity | 500.0 REVOLUTIONS PER MINUTE AND 3600.0 REVOLUTIONS PER MINUTE |
| Drive Shaft Type | KEY TYPE, EXTERNAL |
| Volume Control Type | ROTARY |
| Drive Shaft End Diameter | 35.0 MILLIMETERS NOMINAL MM |
| Rotary Pump Design | SCREW |
| Media for Which Designed | LIQUID |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | FLANGED CONNECTION |
| 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 |
|---|---|
| GR55-SMT16B-300L PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 40069596 | Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt) (GBR) |
NSN 4320-01-660-6496 is a Pump,rotary, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-660-6496 has 2 manufacturer part numbers on file: GR55-SMT16B-300L (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), 40069596 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)).
Key specifications for GR55-SMT16B-300L: Drive Shaft Length: 55.0 MILLIMETERS NOMINAL MM; Drive Connection Type: FLANGE; Unpackaged Unit Length: 402.5 MILLIMETERS NOMINAL MM; Operating Speed at Rated Capacity: 500.0 REVOLUTIONS PER MINUTE AND 3600.0 REVOLUTIONS PER MINUTE. 12 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.