PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18898Bearing,washer,thrust

Altra Industrial Motion Corp. · NSN 3120-01-188-9541 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-188-9541 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-188-9541. Primary manufacturer part number: 18898.
Features
  • Bearing,washer,thrust — FSC 3120
  • Cross-Sectional Shape Style: RECTANGULAR
  • Style Designator: ROUND
  • Corner Shape: SQUARE ALL CORNERS
  • Surface Condition: GROUND
  • Center Hole Shape Style: ROUND
  • Overall Thickness: 0.1406 INCHES NOMINAL IN
  • Outside Diameter: 2.0000 INCHES NOMINAL IN
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 3120-01-188-9541, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN3120-01-188-9541
Primary Part Number18898
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Style DesignatorROUND
Corner ShapeSQUARE ALL CORNERS
Surface ConditionGROUND
Center Hole Shape StyleROUND
Overall Thickness0.1406 INCHES NOMINAL IN
Outside Diameter2.0000 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Diameter1.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6530-01-588-4132330284 INTERCHANGEABLE
Waste Hose Assembly,surgical Sin
Aseptico, Inc. Dba Aseptico Inc
5310-01-707-29651129970 INTERCHANGEABLE
Nut,clip-on
Tld Ace Corp Div Tld Ace
Cross-Reference Index
Part NumberManufacturer
18898 PRIMARY Altra Industrial Motion Corp. (USA)
Related Parts
6530-01-588-4132INTERCHANGEABLE
WASTE HOSE ASSEMBLY,SURGICAL SIN
330284
5310-01-707-2965INTERCHANGEABLE
NUT,CLIP-ON
1129970

Frequently Asked Questions

What is NSN 3120-01-188-9541?

NSN 3120-01-188-9541 is a Bearing,washer,thrust, manufactured by Altra Industrial Motion Corp., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-188-9541?

NSN 3120-01-188-9541 has 1 cross-referenced part number: 18898 (Altra Industrial Motion Corp.).

What NSN replaces 3120-01-188-9541?

There are 2 known substitutes for 3120-01-188-9541: 6530-01-588-4132, 5310-01-707-2965. Verify interchangeability with system specifications before substitution.

What are the specifications of 18898?

Key specifications for 18898: Cross-Sectional Shape Style: RECTANGULAR; Style Designator: ROUND; Corner Shape: SQUARE ALL CORNERS; Surface Condition: GROUND. 9 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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