PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4501-UBVacuum Pump Unit,reciprocating

Rotary Vacuum Pumps Inc · NSN 4310-00-493-8411 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-493-8411 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-493-8411. Primary manufacturer part number: 4501-UB.
Features
  • Vacuum Pump Unit,reciprocating — FSC 4310
  • 8 verified cross-references
  • Primary manufacturer: Rotary Vacuum Pumps Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Vacuum Pump Unit,reciprocating, cataloged under National Stock Number 4310-00-493-8411, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rotary Vacuum Pumps Inc. This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameVacuum Pump Unit,reciprocating
FSC / FSG4310 — No Item Name Available (FSG 43)
ManufacturersRotary Vacuum Pumps Inc (CAGE 55708); Boekel Scientific (CAGE 07836); Hyvac Products Inc (CAGE 0MJA2); W. W. Grainger, Inc. (CAGE 45059); Sargent-Welch Scientific Co (CAGE 64484)
Technical Specifications
ParameterValue
NSN4310-00-493-8411
Primary Part Number4501-UB
Item NameVacuum Pump Unit,reciprocating
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerRotary Vacuum Pumps Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2510-00-294-6339AM10010BTO INTERCHANGEABLE
Shock Absorber,direct Action
Tenneco Inc
4310-01-064-120091308-001 INTERCHANGEABLE
Vacuum Pump Unit,rotary
Central Scientific Co Educational
5305-01-482-370191308-1 INTERCHANGEABLE
Screw,cap,hexagon Head
Oeco, Llc Dba Pacific Scientific Oeco
Cross-Reference Index
Part NumberManufacturer
4501-UB PRIMARY Rotary Vacuum Pumps Inc (USA)
91308-1 Boekel Scientific (USA)
91308-001 Hyvac Products Inc (USA)
3Z654 W. W. Grainger, Inc. (USA)
1400BG1417FILTER Sargent-Welch Scientific Co (USA)
1400B06 Sargent-Welch Scientific Co (USA)
1400B-01 Gardner Denver, Inc. Div Industrial Products Group (USA)
1400B01 Sargent-Welch Scientific Co (USA)
Related Parts
2510-00-294-6339INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
AM10010BTO
4310-01-064-1200INTERCHANGEABLE
VACUUM PUMP UNIT,ROTARY
91308-001
5305-01-482-3701INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
91308-1

Frequently Asked Questions

What is NSN 4310-00-493-8411?

NSN 4310-00-493-8411 is a Vacuum Pump Unit,reciprocating, manufactured by Rotary Vacuum Pumps Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-493-8411?

NSN 4310-00-493-8411 has 8 cross-referenced part numbers: 4501-UB (Rotary Vacuum Pumps Inc), 91308-1 (Boekel Scientific), 91308-001 (Hyvac Products Inc), 3Z654 (W. W. Grainger, Inc.), 1400BG1417FILTER (Sargent-Welch Scientific Co) and 3 more.

What NSN replaces 4310-00-493-8411?

There are 3 known substitutes for 4310-00-493-8411: 2510-00-294-6339, 4310-01-064-1200, 5305-01-482-3701. Verify interchangeability with system specifications before substitution.

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