PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

501375Bushing,sleeve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3120-00-939-3351 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-939-3351 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-939-3351. Primary manufacturer part number: 501375.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Material: STEEL COMP 410 OVERALL
  • Flange Width: 0.0650 INCHES MINIMUM AND 0.0750 INCHES MAXIMUM IN
  • Flange Outside Diameter: 1.4300 INCHES MINIMUM AND 1.4500 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.2501 INCHES MINIMUM AND 1.2504 INCHES MAXIMUM IN
  • Body Inside Diameter: 1.1095 INCHES MINIMUM AND 1.1100 INCHES MAXIMUM IN
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Applications
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-939-3351, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-939-3351
Primary Part Number501375
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialSTEEL COMP 410 OVERALL
Flange Width0.0650 INCHES MINIMUM AND 0.0750 INCHES MAXIMUM IN
Flange Outside Diameter1.4300 INCHES MINIMUM AND 1.4500 INCHES MAXIMUM IN
Body Outside Diameter1.2501 INCHES MINIMUM AND 1.2504 INCHES MAXIMUM IN
Body Inside Diameter1.1095 INCHES MINIMUM AND 1.1100 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Material Document and ClassificationAMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Hardness Rating25.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5920-00-142-7375264-0112-000 INTERCHANGEABLE
Fuse,cartridge
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
1270-00-560-9565501-375 INTERCHANGEABLE
Clip,frequency Conv
Vishay Hirel Systems Llc
Cross-Reference Index
Part NumberManufacturer
501375 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
501375 Jdmc Enterprises Dba High Speed Machine Products (USA)
501375 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
501375 The Slabe Machine Products Llc (USA)
501375 Rtx Corporation Div Pratt & Whitney (USA)
Related Parts
5920-00-142-7375INTERCHANGEABLE
FUSE,CARTRIDGE
264-0112-000
1270-00-560-9565INTERCHANGEABLE
CLIP,FREQUENCY CONV
501-375

Frequently Asked Questions

What is NSN 3120-00-939-3351?

NSN 3120-00-939-3351 is a Bushing,sleeve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-939-3351?

NSN 3120-00-939-3351 has 5 cross-referenced part numbers: 501375 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 501375 (Jdmc Enterprises Dba High Speed Machine Products), 501375 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 501375 (The Slabe Machine Products Llc), 501375 (Rtx Corporation Div Pratt & Whitney).

What NSN replaces 3120-00-939-3351?

There are 2 known substitutes for 3120-00-939-3351: 5920-00-142-7375, 1270-00-560-9565. Verify interchangeability with system specifications before substitution.

What are the specifications of 501375?

Key specifications for 501375: Corner Shape: SQUARE OUTSIDE LEFT CORNER; Material: STEEL COMP 410 OVERALL; Flange Width: 0.0650 INCHES MINIMUM AND 0.0750 INCHES MAXIMUM IN; Flange Outside Diameter: 1.4300 INCHES MINIMUM AND 1.4500 INCHES MAXIMUM IN. 15 total characteristics are documented in the Federal Logistics Information System.

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