PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100645Bushing,sleeve

American Turbo Systems Inc · NSN 3120-01-132-1134 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-132-1134 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-132-1134. Primary manufacturer part number: 100645.
Features
  • Bushing,sleeve — FSC 3120
  • Hole Diameter: 0.2500 INCHES NOMINAL FIRST IN
  • Left Internal Flange Width: 0.1590 INCHES MINIMUM AND 0.1810 INCHES MAXIMUM IN
  • Flange Width: 0.4620 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN
  • Slot Length: 0.0980 INCHES MINIMUM AND 0.1020 INCHES MAXIMUM FIRST IN
  • Body Inside Diameter: 1.0400 INCHES MINIMUM AND 1.0600 INCHES MAXIMUM IN
  • Slot Width: 0.0630 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM FIRST IN
  • Keyway Dimension: 0.6190 INCHES MINIMUM AND 0.6210 INCHES MAXIMUM EXTERNAL KEYWAY LENGTH IN
Applications
  • Industrial machinery bearing replacement
  • Motor and pump shaft assemblies
  • HVAC blower and fan assemblies
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-01-132-1134, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is American Turbo Systems Inc. Government technical data includes 10 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-132-1134
Primary Part Number100645
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAmerican Turbo Systems Inc
StatusACTIVE
Hole Diameter0.2500 INCHES NOMINAL FIRST IN
Left Internal Flange Width0.1590 INCHES MINIMUM AND 0.1810 INCHES MAXIMUM IN
Flange Width0.4620 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN
Slot Length0.0980 INCHES MINIMUM AND 0.1020 INCHES MAXIMUM FIRST IN
Body Inside Diameter1.0400 INCHES MINIMUM AND 1.0600 INCHES MAXIMUM IN
Slot Width0.0630 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM FIRST IN
Keyway Dimension0.6190 INCHES MINIMUM AND 0.6210 INCHES MAXIMUM EXTERNAL KEYWAY LENGTH IN
Left Internal Flange Hole Diameter0.8000 INCHES MINIMUM AND 0.8200 INCHES MAXIMUM IN
Body Outside Diameter1.2500 INCHES MINIMUM AND 1.2540 INCHES MAXIMUM IN
Flange Outside Diameter1.3230 INCHES MINIMUM AND 1.3240 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-120-4167J24-1232 INTERCHANGEABLE
Roller,bearing
Federal-Mogul Corp Government Sales Dept
5330-01-024-7417100645 INTERCHANGEABLE
Gasket
Norris Dispenser Company
5821-01-439-4051100645 INTERCHANGEABLE
Control,radio Set
Executive Instruments, Inc. Dba Executive Instruments Inc Div Executive Technical Services,inc. Dba
Cross-Reference Index
Part NumberManufacturer
100645 PRIMARY American Turbo Systems Inc (USA)
Related Parts
3110-00-120-4167INTERCHANGEABLE
ROLLER,BEARING
J24-1232
5330-01-024-7417INTERCHANGEABLE
GASKET
100645
5821-01-439-4051INTERCHANGEABLE
CONTROL,RADIO SET
100645

Frequently Asked Questions

What is NSN 3120-01-132-1134?

NSN 3120-01-132-1134 is a Bushing,sleeve, manufactured by American Turbo Systems Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-132-1134?

NSN 3120-01-132-1134 has 1 cross-referenced part number: 100645 (American Turbo Systems Inc).

What NSN replaces 3120-01-132-1134?

There are 3 known substitutes for 3120-01-132-1134: 3110-00-120-4167, 5330-01-024-7417, 5821-01-439-4051. Verify interchangeability with system specifications before substitution.

What are the specifications of 100645?

Key specifications for 100645: Hole Diameter: 0.2500 INCHES NOMINAL FIRST IN; Left Internal Flange Width: 0.1590 INCHES MINIMUM AND 0.1810 INCHES MAXIMUM IN; Flange Width: 0.4620 INCHES MINIMUM AND 0.4680 INCHES MAXIMUM IN; Slot Length: 0.0980 INCHES MINIMUM AND 0.1020 INCHES MAXIMUM FIRST IN. 11 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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