The Vacuum Pump Unit,reciprocating, cataloged under National Stock Number 4310-00-005-2025, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-005-2025 |
| Primary Part Number | 1625097-1 |
| Item Name | Vacuum Pump Unit,reciprocating |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Mission Systems Davenport Inc. |
| Status | ACTIVE |
| Intake Connection Type | THREADED INTERNAL |
| Discharge Connection Thread Size and Series/type Designator | 9/16-18 UNF |
| Voltage in Volts | 28.0 |
| Prime Mover Type | ELECTRIC MOTOR |
| Current Type | DC |
| Pumping Element Type | PISTON |
| Intake Connection Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 4000.0 |
| Cooling Medium | AIR |
| Mounting Type | BASE |
| Discharge Connection Type | THREADED INTERNAL |
| Stage Quantity | 1 |
| Discharge Connection Quantity | 1 |
| Cylinder Arrangement Style | HORIZONTAL DESIGN |
| Drive Connection Type | CLOSE COUPLED |
| Intake Connection Thread Size and Series/type Designator | 9/16-18 UNF |
| Gas for Which Designed | OXYGEN |
| Pump Cylinder Quantity | 1 |
| Pump Quantity | 1 |
| Vacuum Rating | 4.0 MILLITORR |
| System Design | NONCORROSIVE |
| Current Rating in Amps | 3.5 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4310-00-005-2025 is a Vacuum Pump Unit,reciprocating, manufactured by Mission Systems Davenport Inc., classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-005-2025 has 2 cross-referenced part numbers: 1625097-1 (Mission Systems Davenport Inc.), 13902 (Era Mfg Co Div of Ocean Technology Inc).
There are 7 known substitutes for 4310-00-005-2025: 4210-00-137-1963, 3120-00-139-0277, 5935-00-418-3293 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1625097-1: Overall Length: 5.790 INCHES NOMINAL IN; Intake Connection Type: THREADED INTERNAL; Discharge Connection Thread Size and Series/type Designator: 9/16-18 UNF; Voltage in Volts: 28.0. 26 total characteristics are documented in the Federal Logistics Information System.