PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10310BVacuum Pump Unit,rotary

Sargent-Welch Scientific Co Lammert Pump · NSN 4310-01-078-5263 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-078-5263 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-078-5263. Primary manufacturer part number: 10310B.
Features
  • Vacuum Pump Unit,rotary — FSC 4310
  • Minimum Operating Temp: 0.0 CELSIUS DEGC
  • Operating Speed at Rated Capacity in RPM: 1140.0
  • Frequency in Hertz: 50.0 AND 60.0
  • Phase: THREE
  • Voltage in Volts: 115.0 AND 214.0
  • Prime Mover Type: ELECTRIC MOTOR
  • Air Displacement Rate: 10.6 CUBIC FEET PER MINUTE IN FREE AIR
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-01-078-5263, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Sargent-Welch Scientific Co Lammert Pump. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-01-078-5263
Primary Part Number10310B
Item NameVacuum Pump Unit,rotary
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerSargent-Welch Scientific Co Lammert Pump
StatusACTIVE
Minimum Operating Temp0.0 CELSIUS DEGC
Operating Speed at Rated Capacity in RPM1140.0
Frequency in Hertz50.0 AND 60.0
PhaseTHREE
Voltage in Volts115.0 AND 214.0
Prime Mover TypeELECTRIC MOTOR
Air Displacement Rate10.6 CUBIC FEET PER MINUTE IN FREE AIR
Discharge Connection Quantity1
Drive Connection TypeCLOSE COUPLED
Intake Connection Quantity1
Current TypeAC
Cooling MediumAIR
Brake Horsepower Required0.750
Pump Quantity1
Stage Quantity2
Vacuum Rating15.0 MILLITORR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5440-01-608-001910310BA INTERCHANGEABLE
Step,ladder
Little Giant Ladder Systems, Llc
Cross-Reference Index
Part NumberManufacturer
10310B Sargent-Welch Scientific Co Lammert Pump (USA)
Related Parts
5440-01-608-0019INTERCHANGEABLE
STEP,LADDER
10310BA

Frequently Asked Questions

What is NSN 4310-01-078-5263?

NSN 4310-01-078-5263 is a Vacuum Pump Unit,rotary, manufactured by Sargent-Welch Scientific Co Lammert Pump, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-078-5263?

NSN 4310-01-078-5263 has 1 cross-referenced part number: 10310B (Sargent-Welch Scientific Co Lammert Pump).

What NSN replaces 4310-01-078-5263?

There is 1 known substitute for 4310-01-078-5263: 5440-01-608-0019. Verify interchangeability with system specifications before substitution.

What are the specifications of 10310B?

Key specifications for 10310B: Overall Length: 23.750 INCHES NOMINAL IN; Minimum Operating Temp: 0.0 CELSIUS DEGC; Operating Speed at Rated Capacity in RPM: 1140.0; Frequency in Hertz: 50.0 AND 60.0. 20 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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