PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

75271Bearing,sleeve

Triumph Engine Control Systems Llc · NSN 3120-01-072-7435 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-072-7435 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-072-7435. Primary manufacturer part number: 75271.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: CHAMFERED INSIDE RIGHT CORNER
  • Body Outside Diameter: 0.5600 INCHES MINIMUM AND 0.5605 INCHES MAXIMUM IN
  • Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER
  • Body Inside Diameter: 0.3763 INCHES MINIMUM AND 0.3768 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-072-7435, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 11 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
NSN3120-01-072-7435
Primary Part Number75271
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
Body Outside Diameter0.5600 INCHES MINIMUM AND 0.5605 INCHES MAXIMUM IN
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Body Inside Diameter0.3763 INCHES MINIMUM AND 0.3768 INCHES MAXIMUM IN
Flange Outside Diameter0.9991 INCHES MINIMUM AND 0.9996 INCHES MAXIMUM IN
Flange Width0.2230 INCHES MINIMUM AND 0.2430 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5940-00-204-749910-53402 INTERCHANGEABLE
Terminal Board
Unison Industries Llc
5998-00-484-27807527-1 INTERCHANGEABLE
Circuit Card Assembly
L-3 Communications Westwood Corporation Dba Edi Division Div Tano Division
5930-01-028-2803142754-019 INTERCHANGEABLE
Push Button
L3harris Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
75271 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5940-00-204-7499INTERCHANGEABLE
TERMINAL BOARD
10-53402
5998-00-484-2780INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
7527-1
5930-01-028-2803INTERCHANGEABLE
PUSH BUTTON
142754-019

Frequently Asked Questions

What is NSN 3120-01-072-7435?

NSN 3120-01-072-7435 is a Bearing,sleeve, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-072-7435?

NSN 3120-01-072-7435 has 1 cross-referenced part number: 75271 (Triumph Engine Control Systems Llc).

What NSN replaces 3120-01-072-7435?

There are 3 known substitutes for 3120-01-072-7435: 5940-00-204-7499, 5998-00-484-2780, 5930-01-028-2803. Verify interchangeability with system specifications before substitution.

What are the specifications of 75271?

Key specifications for 75271: Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Corner Shape: CHAMFERED INSIDE RIGHT CORNER. 12 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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