PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18198Bearing,washer,thrust

Eaton Corporation · NSN 3120-00-554-1187 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-554-1187 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-554-1187. Primary manufacturer part number: 18198.
Features
  • Bearing,washer,thrust — FSC 3120
  • Outside Diameter: 4.8120 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Surface Condition: GROUND
  • Style Designator: ROUND
  • Corner Shape: SQUARE ALL CORNERS
  • Overall Thickness: 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-554-1187, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Eaton Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-554-1187
Primary Part Number18198
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerEaton Corporation
StatusCANCELLED
Outside Diameter4.8120 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
Surface ConditionGROUND
Style DesignatorROUND
Corner ShapeSQUARE ALL CORNERS
Overall Thickness0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Diameter2.8440 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
2920-00-142-08368050 INTERCHANGEABLE
Suppressor,ignition Interference
Ryan Equipment Co Inc
5940-00-194-77177639 INTERCHANGEABLE
Post,binding,electrical
Eby Group, Llc, the Dba Eby Company Div Eby Company
5330-00-243-5184 INTERCHANGEABLE
Seal,plain Encased
5330-00-351-63858B3413 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
2920-00-457-0230018198 INTERCHANGEABLE
Bracket
Mack Trucks Inc Parts Opn
5330-00-841-6536CA4767 INTERCHANGEABLE
Gasket
Stillman Seal Corporation Div Stillman Seal Corperation
5305-01-099-635616374 INTERCHANGEABLE
Screw
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5306-01-157-8905120228 INTERCHANGEABLE
Bolt,machine
Rolls-Royce Solutions America Inc
3120-01-242-1889 INTERCHANGEABLE
Bearing,washer,thrust
6680-01-384-0487120228 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
Cross-Reference Index
Part NumberManufacturer
FUL8548 Navistar Intl Corp Truck Br Ohio Plant (USA)
717180 White Motor Corp (USA)
2239063 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
40197 General Motors Corp (USA)
79017H Navistar International Corporation Dba Navistar (USA)
18198 PRIMARY Eaton Corporation (USA)
79017H Navistar Intl Corp Truck Br Ohio Plant (USA)
B8TZ 4228 A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
018198 Eaton Corporation (USA)
2084897 Terex Corp (USA)
2084897 General Motors Corp (USA)
2084897 General Motors Llc Dba General Motors Llc (USA)
B8TZ 4228 A Ford Motor Company (USA)
120228 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
2084897 Euclid Inc (USA)
40197 General Motors Llc Dba General Motors Llc (USA)
40197 Terex Corp (USA)
Related Parts
2920-00-142-0836INTERCHANGEABLE
SUPPRESSOR,IGNITION INTERFERENCE
8050
5940-00-194-7717INTERCHANGEABLE
POST,BINDING,ELECTRICAL
7639
5330-00-243-5184INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-351-6385INTERCHANGEABLE
GASKET
8B3413
2920-00-457-0230INTERCHANGEABLE
BRACKET
018198
5330-00-841-6536INTERCHANGEABLE
GASKET
CA4767
5305-01-099-6356INTERCHANGEABLE
SCREW
16374
5306-01-157-8905INTERCHANGEABLE
BOLT,MACHINE
120228
3120-01-242-1889INTERCHANGEABLE
BEARING,WASHER,THRUST
6680-01-384-0487INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
120228

Frequently Asked Questions

What is NSN 3120-00-554-1187?

NSN 3120-00-554-1187 is a Bearing,washer,thrust, manufactured by Eaton Corporation, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-554-1187?

NSN 3120-00-554-1187 has 17 cross-referenced part numbers: FUL8548 (Navistar Intl Corp Truck Br Ohio Plant), 717180 (White Motor Corp), 2239063 (Chrysler Realty Company Llc Dba Daimler Chrysler), 40197 (General Motors Corp), 79017H (Navistar International Corporation Dba Navistar) and 12 more.

What NSN replaces 3120-00-554-1187?

There are 10 known substitutes for 3120-00-554-1187: 2920-00-142-0836, 5940-00-194-7717, 5330-00-243-5184 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18198?

Key specifications for 18198: Outside Diameter: 4.8120 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Surface Condition: GROUND; Style Designator: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-554-1187 still in active supply?

NSN 3120-00-554-1187 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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