PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

91506-1Vacuum Pump Unit,rotary

Central Scientific Co Educational · NSN 4310-00-837-6098 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-837-6098 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-837-6098. Primary manufacturer part number: 91506-1.
Features
  • Vacuum Pump Unit,rotary — FSC 4310
  • Air Displacement Rate: 2.8 CUBIC FEET PER MINUTE IN FREE AIR
  • Pumping Element Type: SLIDING VANE
  • Stage Quantity: 2
  • Phase: SINGLE
  • System Design: NONCORROSIVE
  • Discharge Connection Quantity: 1
  • Intake Connection Type: UNTHREADED EXTERNAL
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-00-837-6098, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Central Scientific Co Educational. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN4310-00-837-6098
Primary Part Number91506-1
Item NameVacuum Pump Unit,rotary
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerCentral Scientific Co Educational
StatusACTIVE
Air Displacement Rate2.8 CUBIC FEET PER MINUTE IN FREE AIR
Pumping Element TypeSLIDING VANE
Stage Quantity2
PhaseSINGLE
System DesignNONCORROSIVE
Discharge Connection Quantity1
Intake Connection TypeUNTHREADED EXTERNAL
Gas for Which DesignedAIR
Vacuum Rating0.1 MILLITORR
Frequency in Hertz60.0
Pump Quantity1
Intake Connection Quantity1
Drive Connection TypeSINGLE STRAND V-BELT
Intake Connection Outside Diameter0.910 INCHES NOMINAL IN
Brake Horsepower Required0.333
Voltage in Volts115.0 AND 230.0
Current Rating in Amps5.6 AND 2.8
Mounting TypeBASE
Operating Speed at Rated Capacity in RPM525.0
Current TypeAC
Cooling MediumOIL
Vapor Condensation Preventative DeviceGAS BALLAST VALVING
Prime Mover TypeELECTRIC MOTOR
Furnished ItemsQUANTITY SIGHT GAGE AND ELECTRIC POWER CABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-264-0748 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
HYVAC7 Central Scientific Co Educational (USA)
91506-1 PRIMARY Central Scientific Co Educational (USA)
Related Parts
5962-01-264-0748INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 4310-00-837-6098?

NSN 4310-00-837-6098 is a Vacuum Pump Unit,rotary, manufactured by Central Scientific Co Educational, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-837-6098?

NSN 4310-00-837-6098 has 2 cross-referenced part numbers: HYVAC7 (Central Scientific Co Educational), 91506-1 (Central Scientific Co Educational).

What NSN replaces 4310-00-837-6098?

There is 1 known substitute for 4310-00-837-6098: 5962-01-264-0748. Verify interchangeability with system specifications before substitution.

What are the specifications of 91506-1?

Key specifications for 91506-1: Air Displacement Rate: 2.8 CUBIC FEET PER MINUTE IN FREE AIR; Pumping Element Type: SLIDING VANE; Stage Quantity: 2; Phase: SINGLE. 27 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com