PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4056307Bushing,sleeve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 3120-00-345-6134 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-345-6134 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-345-6134. Primary manufacturer part number: 4056307.
Features
  • Bushing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: CARBON OVERALL
  • Body Inside Diameter: 0.6710 INCHES MINIMUM AND 0.6730 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.8175 INCHES MINIMUM AND 0.8180 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Applications requiring Carbon Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-345-6134, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-345-6134
Primary Part Number4056307
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCARBON OVERALL
Body Inside Diameter0.6710 INCHES MINIMUM AND 0.6730 INCHES MAXIMUM IN
Body Outside Diameter0.8175 INCHES MINIMUM AND 0.8180 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5365-00-357-993212063 INTERCHANGEABLE
Bushing,nonmetallic
Cummins Power Generation Inc.
Cross-Reference Index
Part NumberManufacturer
4056307 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
4056307 Rtx Corporation Div Pratt & Whitney (USA)
4020036 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5365-00-357-9932INTERCHANGEABLE
BUSHING,NONMETALLIC
12063

Frequently Asked Questions

What is NSN 3120-00-345-6134?

NSN 3120-00-345-6134 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 3120-00-345-6134?

NSN 3120-00-345-6134 has 3 cross-referenced part numbers: 4056307 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4056307 (Rtx Corporation Div Pratt & Whitney), 4020036 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3120-00-345-6134?

There is 1 known substitute for 3120-00-345-6134: 5365-00-357-9932. Verify interchangeability with system specifications before substitution.

What are the specifications of 4056307?

Key specifications for 4056307: Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: CARBON OVERALL; Overall Length: 0.6240 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN. 6 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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