PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-100Hub

Efcor Inc · NSN 3655-01-155-0491 · FSC 3655 · No Item Name Available
Verified by PartsTable
NSN 3655-01-155-0491 — this item is cataloged by the U.S. Government under National Stock Number 3655-01-155-0491. Primary manufacturer part number: 40-100.
Features
  • Hub — FSC 3655
  • 2 verified cross-references
  • Primary manufacturer: Efcor Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Hub, cataloged under National Stock Number 3655-01-155-0491, is classified within Federal Supply Class 3655 (No Item Name Available) of the Special Industry Machinery group. The primary manufacturer of record is Efcor Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHub
FSC / FSG3655 — No Item Name Available (FSG 36)
ManufacturersEfcor Inc (CAGE 72971); Brooks Automation, Inc. Div Cti Cryogenics (CAGE 31949)
Technical Specifications
ParameterValue
NSN3655-01-155-0491
Primary Part Number40-100
Item NameHub
FSC / FSG3655 / 36 — No Item Name Available
ManufacturerEfcor Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-060-1637112339H2 INTERCHANGEABLE
Switch,pressure
Komatsu America Corp.
5935-00-072-7157B822-052 INTERCHANGEABLE
Dummy Connector,plug
General Instrument Corporation Dba Motorola Div Motorola Mobility - Home Division
5996-00-146-7954F91-040100 INTERCHANGEABLE
Amplifier,audio Frequency
Charles Industries, Llc Div Telecom
3120-00-176-0287 INTERCHANGEABLE
Bushing,sleeve
5120-00-288-6518 INTERCHANGEABLE
Vise,pipe
5342-00-339-65568-22052 INTERCHANGEABLE
Bracket,forward Engine Mount
Raytheon Company
4820-00-541-082240-100 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
5325-01-077-512840-100 INTERCHANGEABLE
Grommet
Panametrics Llc
6350-01-077-647740100 INTERCHANGEABLE
Siren Amplifier
Cole Hersee Company
6920-01-204-358940100-1 INTERCHANGEABLE
Turbine Head Assembly
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Cross-Reference Index
Part NumberManufacturer
40-100 Efcor Inc
82-20-52 Brooks Automation, Inc. Div Cti Cryogenics (USA)
Related Parts
5930-00-060-1637INTERCHANGEABLE
SWITCH,PRESSURE
112339H2
5935-00-072-7157INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
B822-052
5996-00-146-7954INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
F91-040100
3120-00-176-0287INTERCHANGEABLE
BUSHING,SLEEVE
5120-00-288-6518INTERCHANGEABLE
VISE,PIPE
5342-00-339-6556INTERCHANGEABLE
BRACKET,FORWARD ENGINE MOUNT
8-22052
4820-00-541-0822INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40-100
5325-01-077-5128INTERCHANGEABLE
GROMMET
40-100
6350-01-077-6477INTERCHANGEABLE
SIREN AMPLIFIER
40100
6920-01-204-3589INTERCHANGEABLE
TURBINE HEAD ASSEMBLY
40100-1
5360-01-284-4668INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
401-00
5930-01-328-0350INTERCHANGEABLE
SWITCH,PUSH

Frequently Asked Questions

What is NSN 3655-01-155-0491?

NSN 3655-01-155-0491 is a Hub, manufactured by Efcor Inc, classified under FSC 3655 (No Item Name Available). Status: active.

What are the part numbers for NSN 3655-01-155-0491?

NSN 3655-01-155-0491 has 2 cross-referenced part numbers: 40-100 (Efcor Inc), 82-20-52 (Brooks Automation, Inc. Div Cti Cryogenics).

What NSN replaces 3655-01-155-0491?

There are 12 known substitutes for 3655-01-155-0491: 5930-00-060-1637, 5935-00-072-7157, 5996-00-146-7954 and 9 more. Verify interchangeability with system specifications before substitution.

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