PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R-620Vacuum Pump,diffusion

Innotec Group Inc · NSN 4310-01-250-0174 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-250-0174 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-250-0174. Primary manufacturer part number: R-620.
Features
  • Vacuum Pump,diffusion — FSC 4310
  • Gas for Which Designed: AIR
  • Pumping Fluid Type: SYNTHETIC OIL
  • Cooling Medium: ANY ACCEPTABLE
  • 1 verified cross-reference
  • Primary manufacturer: Innotec Group Inc
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Vacuum Pump,diffusion, cataloged under National Stock Number 4310-01-250-0174, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Innotec Group Inc. Government technical data includes 3 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-01-250-0174
Primary Part NumberR-620
Item NameVacuum Pump,diffusion
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerInnotec Group Inc
StatusACTIVE
Gas for Which DesignedAIR
Pumping Fluid TypeSYNTHETIC OIL
Cooling MediumANY ACCEPTABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5360-00-498-9758104135 INTERCHANGEABLE
Spring,helical,extension
Viking Technologies, Ltd.
5970-00-548-7070DC-997 INTERCHANGEABLE
Insulating Varnish,electrical
Dow Silicones Corporation
5970-00-548-7211 INTERCHANGEABLE
Insulating Varnish,electrical
7035-01-609-3838 INTERCHANGEABLE
Server,automatic Data Processing
Cross-Reference Index
Part NumberManufacturer
R-620 PRIMARY Innotec Group Inc (USA)
Related Parts
5360-00-498-9758INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
104135
5970-00-548-7070INTERCHANGEABLE
INSULATING VARNISH,ELECTRICAL
DC-997
5970-00-548-7211INTERCHANGEABLE
INSULATING VARNISH,ELECTRICAL
7035-01-609-3838INTERCHANGEABLE
SERVER,AUTOMATIC DATA PROCESSING

Frequently Asked Questions

What is NSN 4310-01-250-0174?

NSN 4310-01-250-0174 is a Vacuum Pump,diffusion, manufactured by Innotec Group Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-250-0174?

NSN 4310-01-250-0174 has 1 cross-referenced part number: R-620 (Innotec Group Inc).

What NSN replaces 4310-01-250-0174?

There are 4 known substitutes for 4310-01-250-0174: 5360-00-498-9758, 5970-00-548-7070, 5970-00-548-7211 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R-620?

Key specifications for R-620: Special Features: USED ON PEACEKEEPER INU; Gas for Which Designed: AIR; Pumping Fluid Type: SYNTHETIC OIL; Cooling Medium: ANY ACCEPTABLE. 4 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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