PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B38Bearing,sleeve

Federal-Mogul Corp Government Sales Dept · NSN 3120-01-250-0581 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-250-0581 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-250-0581. Primary manufacturer part number: B38.
Features
  • Bearing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Federal-Mogul Corp Government Sales Dept
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-250-0581, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. This item has 1 commercial cross-reference from 1 manufacturer, 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 NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersFederal-Mogul Corp Government Sales Dept (CAGE 01212)
Technical Specifications
ParameterValue
NSN3120-01-250-0581
Primary Part NumberB38
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3455-00-505-023715429 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3030-00-529-0496 INTERCHANGEABLE
Belt,v
3110-00-554-2915R24-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
3030-00-585-9898 INTERCHANGEABLE
Belts,v,matched Set
4730-00-702-47426500 INTERCHANGEABLE
Coupling Half,quick Disconnect
Tuthill Corp Hansen Coupling Div
3030-00-834-4528 INTERCHANGEABLE
Belts,v,matched Set
5120-00-928-41267163A35 INTERCHANGEABLE
Blade,socket Head Screw Key
Mcmaster-Carr Supply Co
5365-00-950-6267B3-8 INTERCHANGEABLE
Shim
Roller Bearing Co of America, Inc Div Pic Design
3120-01-142-9457 INTERCHANGEABLE
Bearing,sleeve
2990-01-196-2133 INTERCHANGEABLE
Muffler,exhaust
Cross-Reference Index
Part NumberManufacturer
B38 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
3455-00-505-0237INTERCHANGEABLE
CUTTER,MILLING,END
15429
3030-00-529-0496INTERCHANGEABLE
BELT,V
3110-00-554-2915INTERCHANGEABLE
BEARING,BALL,ANNULAR
R24-1B1
3030-00-585-9898INTERCHANGEABLE
BELTS,V,MATCHED SET
4730-00-702-4742INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
6500
3030-00-834-4528INTERCHANGEABLE
BELTS,V,MATCHED SET
5120-00-928-4126INTERCHANGEABLE
BLADE,SOCKET HEAD SCREW KEY
7163A35
5365-00-950-6267INTERCHANGEABLE
SHIM
B3-8
3120-01-142-9457INTERCHANGEABLE
BEARING,SLEEVE
2990-01-196-2133INTERCHANGEABLE
MUFFLER,EXHAUST
7510-01-332-2097INTERCHANGEABLE
HOLDER,DISKETTE
B38
5340-01-399-7060INTERCHANGEABLE
CLAMP,LOOP
SB-38

Frequently Asked Questions

What is NSN 3120-01-250-0581?

NSN 3120-01-250-0581 is a Bearing,sleeve, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-250-0581?

NSN 3120-01-250-0581 has 1 cross-referenced part number: B38 (Federal-Mogul Corp Government Sales Dept).

What NSN replaces 3120-01-250-0581?

There are 12 known substitutes for 3120-01-250-0581: 3455-00-505-0237, 3030-00-529-0496, 3110-00-554-2915 and 9 more. Verify interchangeability with system specifications before substitution.

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