The Pump,rotary, cataloged under National Stock Number 4320-01-290-4952, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-290-4952 |
| Primary Part Number | 713-21-4 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | HORIZONTAL |
| Suction Lift | 17.000 FEET FT |
| Drive Shaft Length | 1.375 INCHES NOMINAL IN |
| Drive Connection Type | RIGID COUPLED |
| Unpackaged Unit Length | 6.250 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity | 900.0 REVOLUTIONS PER MINUTE |
| Unpackaged Unit Width | 2.750 INCHES NOMINAL IN |
| Discharge Connection Thread Size and Series/type Designator | 0.375-18 NPT |
| Drive Shaft Type | MACHINE KEYWAY |
| Intake Connection Thread Size and Series/type Designator | 0.375-18 NPT |
| Unpackaged Unit Height | 3.688 INCHES NOMINAL IN |
| Discharge Pressure | 0.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME AND 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES AND 00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES AND 00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME |
| Maximum Discharge Flow Rate | 4.6 GALLONS PER MINUTE AND 4.5 GALLONS PER MINUTE AND 4.4 GALLONS PER MINUTE AND 4.2 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.562 INCHES NOMINAL IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Material | COPPER ALLOY PUMP BASIC |
| Pump Rotation Direction | CLOCKWISE AND COUNTERCLOCKWISE |
| Mounting Type | BASE |
| 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 |
|---|---|
| 713-21-4 PRIMARY | Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa (USA) |
| Reference | Meaning |
|---|---|
| DWG 713-21-4 NO | C/1 Advisory reference — outside the item-of-supply concept Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa |
NSN 4320-01-290-4952 is a Pump,rotary, manufactured by Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-290-4952 has 1 manufacturer part number on file: 713-21-4 (Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-517-6250. Verify interchangeability with system specifications before substitution.
Key specifications for 713-21-4: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL; Suction Lift: 17.000 FEET FT. 23 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.