PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C518Bushing,sleeve

Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co · NSN 3120-00-424-0582 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-424-0582 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-424-0582. Primary manufacturer part number: C518.
Features
  • Bushing,sleeve — FSC 3120
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Flange Outside Diameter: 4.2500 INCHES MINIMUM AND 4.3750 INCHES MAXIMUM IN
  • Body Outside Diameter: 4.0060 INCHES MINIMUM AND 4.0200 INCHES MAXIMUM IN
  • Flange Width: 0.3440 INCHES MINIMUM AND 0.4060 INCHES MAXIMUM IN
  • Body Inside Diameter: 3.0310 INCHES MINIMUM AND 3.0370 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1527 Overall construction
General Description

The Bushing,sleeve, cataloged under National Stock Number 3120-00-424-0582, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN3120-00-424-0582
Primary Part NumberC518
Item NameBushing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerWabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co
StatusACTIVE
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Flange Outside Diameter4.2500 INCHES MINIMUM AND 4.3750 INCHES MAXIMUM IN
Body Outside Diameter4.0060 INCHES MINIMUM AND 4.0200 INCHES MAXIMUM IN
Flange Width0.3440 INCHES MINIMUM AND 0.4060 INCHES MAXIMUM IN
Body Inside Diameter3.0310 INCHES MINIMUM AND 3.0370 INCHES MAXIMUM IN
Corner ShapeROUND INSIDE LEFT CORNER
MaterialSTEEL COMP 1527 OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Hardness Rating55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
Features ProvidedCASEHARDENED
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2530-00-383-9884FC3625 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5315-01-099-3191C5-18 INTERCHANGEABLE
Pin,spring
Roller Bearing Co of America, Inc Div Pic Design
Cross-Reference Index
Part NumberManufacturer
C518 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
C518 American Standard Inc Westinghouse Air Brake Co Div (USA)
Related Parts
2530-00-383-9884INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
FC3625
5315-01-099-3191INTERCHANGEABLE
PIN,SPRING
C5-18

Frequently Asked Questions

What is NSN 3120-00-424-0582?

NSN 3120-00-424-0582 is a Bushing,sleeve, manufactured by Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-424-0582?

NSN 3120-00-424-0582 has 2 cross-referenced part numbers: C518 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), C518 (American Standard Inc Westinghouse Air Brake Co Div).

What NSN replaces 3120-00-424-0582?

There are 2 known substitutes for 3120-00-424-0582: 2530-00-383-9884, 5315-01-099-3191. Verify interchangeability with system specifications before substitution.

What are the specifications of C518?

Key specifications for C518: Style Designator: SOLID, EXTERNAL FLANGE ONE END; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE INSIDE RIGHT CORNER; Flange Outside Diameter: 4.2500 INCHES MINIMUM AND 4.3750 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.
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