PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1402B-01Vacuum Pump Unit,rotary

Welch Vacuum Technology Inc · NSN 4310-00-055-0661 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-055-0661 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-055-0661. Primary manufacturer part number: 1402B-01.
Features
  • Vacuum Pump Unit,rotary — FSC 4310
  • Voltage in Volts: 115.0
  • Stage Quantity: 1
  • Drive Connection Type: RIGID COUPLED
  • Prime Mover Type: ELECTRIC MOTOR
  • Air Displacement Rate: 7.0 CUBIC FEET PER MINUTE IN FREE AIR
  • Discharge Connection Type: FLANGED
  • Intake Connection Outside Diameter: 0.750 INCHES NOMINAL IN
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Aluminum Alloy Pump Body construction
General Description

The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-00-055-0661, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Welch Vacuum Technology Inc. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-055-0661
Primary Part Number1402B-01
Item NameVacuum Pump Unit,rotary
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerWelch Vacuum Technology Inc
StatusACTIVE
Voltage in Volts115.0
Stage Quantity1
Drive Connection TypeRIGID COUPLED
Prime Mover TypeELECTRIC MOTOR
Air Displacement Rate7.0 CUBIC FEET PER MINUTE IN FREE AIR
Discharge Connection TypeFLANGED
Intake Connection Outside Diameter0.750 INCHES NOMINAL IN
Discharge Connection Quantity1
Cooling MediumAIR
Pumping Element TypeSLIDING VANE
Gas for Which DesignedAIR
Current Rating in Amps6.5
System DesignNONCORROSIVE
Frequency in Hertz50.0 AND 60.0
Intake Connection TypeFLANGED
Vacuum Rating0.1 MILLITORR
PhaseSINGLE
Operating Speed at Rated Capacity in RPM1725.0
Intake Connection Quantity1
Brake Horsepower Required1.000
MaterialALUMINUM ALLOY PUMP BODY
Mounting TypeHAND CARRY
Pump Quantity1
Current TypeAC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4310-00-140-5437 INTERCHANGEABLE
Vacuum Pump Unit,rotary
4931-00-420-90407913200-1-2 INTERCHANGEABLE
Standard Mismatch
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
UM2008ASL Alcatel Vacuum Products, Inc. (USA)
1721M45P01 General Electric Co (USA)
1402B-01 Sargent-Welch Scientific Co (USA)
1402B Sargent-Welch Scientific Co (USA)
54976-029 Vwr Scientific Inc (USA)
91705-001 Boekel Scientific (USA)
1402BG Sargent-Welch Scientific Co (USA)
91705-001 Hyvac Products Inc (USA)
ZM2008ASL Alcatel Vacuum Products, Inc. (USA)
1402B-01 PRIMARY Welch Vacuum Technology Inc (USA)
Related Parts
4310-00-140-5437INTERCHANGEABLE
VACUUM PUMP UNIT,ROTARY
4931-00-420-9040INTERCHANGEABLE
STANDARD MISMATCH
7913200-1-2

Frequently Asked Questions

What is NSN 4310-00-055-0661?

NSN 4310-00-055-0661 is a Vacuum Pump Unit,rotary, manufactured by Welch Vacuum Technology Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-055-0661?

NSN 4310-00-055-0661 has 10 cross-referenced part numbers: UM2008ASL (Alcatel Vacuum Products, Inc.), 1721M45P01 (General Electric Co), 1402B-01 (Sargent-Welch Scientific Co), 1402B (Sargent-Welch Scientific Co), 54976-029 (Vwr Scientific Inc) and 5 more.

What NSN replaces 4310-00-055-0661?

There are 2 known substitutes for 4310-00-055-0661: 4310-00-140-5437, 4931-00-420-9040. Verify interchangeability with system specifications before substitution.

What are the specifications of 1402B-01?

Key specifications for 1402B-01: Voltage in Volts: 115.0; Stage Quantity: 1; Drive Connection Type: RIGID COUPLED; Prime Mover Type: ELECTRIC MOTOR. 25 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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