PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5518Bearing,sleeve

Prestolite Electric Inc · NSN 3120-00-353-6609 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-353-6609 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-353-6609. Primary manufacturer part number: 5518.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: RELIEF GROOVE LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Material: STEEL COMP 1212 OVERALL
  • Surface Finish: 20.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
  • Style Designator: SPLIT, EXTERNAL FLANGE ONE END
  • Material Document and Classification: QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 1212 Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-353-6609, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 15 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-353-6609
Primary Part Number5518
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerPrestolite Electric Inc
StatusACTIVE
Corner ShapeRELIEF GROOVE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
MaterialSTEEL COMP 1212 OVERALL
Surface Finish20.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Style DesignatorSPLIT, EXTERNAL FLANGE ONE END
Material Document and ClassificationQQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Surface TreatmentCADMIUM AND ZINC OVERALL
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Body Outside Diameter0.5450 INCHES MINIMUM AND 0.5500 INCHES MAXIMUM IN
Flange Outside Diameter0.6150 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
Body Inside Diameter0.3745 INCHES MINIMUM AND 0.3755 INCHES MAXIMUM IN
Flange Width0.0468 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-075-56655518 INTERCHANGEABLE
Solenoid,electrical
Rocker Solenoid Co Dba Rocker Solenoid Co
5330-00-119-7933312W475 INTERCHANGEABLE
Seal,plain
Cone Drive Operations Inc
3110-00-156-53785218KD INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
3110-00-156-79775518 INTERCHANGEABLE
Bearing,ball,annular
Isaacson Steel Co Div Isaacson Corp
4730-00-203-1072111607 INTERCHANGEABLE
Clamp,hose
Chrysler Realty Company Llc Dba Daimler Chrysler
5930-00-420-36635518 INTERCHANGEABLE
Switch,toggle
Cole Hersee Company
4030-00-599-85025518 INTERCHANGEABLE
Rod,anchor
Ngk-Locke, Inc.
3020-00-696-4794 INTERCHANGEABLE
Gear Cluster
4030-01-016-8394 INTERCHANGEABLE
Protector,guy
6685-01-025-56715518 INTERCHANGEABLE
Thermostat,flow Control
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
5518 PRIMARY Prestolite Electric Inc (USA)
5518 Wico-Prestolite Co the Div of Eltra Corp (USA)
5518 Prestolite Electric Inc (USA)
Related Parts
5945-00-075-5665INTERCHANGEABLE
SOLENOID,ELECTRICAL
5518
5330-00-119-7933INTERCHANGEABLE
SEAL,PLAIN
312W475
3110-00-156-5378INTERCHANGEABLE
BEARING,BALL,ANNULAR
5218KD
3110-00-156-7977INTERCHANGEABLE
BEARING,BALL,ANNULAR
5518
4730-00-203-1072INTERCHANGEABLE
CLAMP,HOSE
111607
5930-00-420-3663INTERCHANGEABLE
SWITCH,TOGGLE
5518
4030-00-599-8502INTERCHANGEABLE
ROD,ANCHOR
5518
3020-00-696-4794INTERCHANGEABLE
GEAR CLUSTER
4030-01-016-8394INTERCHANGEABLE
PROTECTOR,GUY
6685-01-025-5671INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
5518
2910-01-043-6215INTERCHANGEABLE
TANK,FUEL,ENGINE
5910-01-051-7595INTERCHANGEABLE
CAPACITOR
5518

Frequently Asked Questions

What is NSN 3120-00-353-6609?

NSN 3120-00-353-6609 is a Bearing,sleeve, manufactured by Prestolite Electric Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-353-6609?

NSN 3120-00-353-6609 has 3 cross-referenced part numbers: 5518 (Prestolite Electric Inc), 5518 (Wico-Prestolite Co the Div of Eltra Corp), 5518 (Prestolite Electric Inc).

What NSN replaces 3120-00-353-6609?

There are 12 known substitutes for 3120-00-353-6609: 5945-00-075-5665, 5330-00-119-7933, 3110-00-156-5378 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5518?

Key specifications for 5518: Corner Shape: RELIEF GROOVE LEFT FLANGE BODY CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Material: STEEL COMP 1212 OVERALL; Surface Finish: 20.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY. 16 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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