PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55905Bearing,washer,thrust

Crosby Group Inc the Mckissick Plant Div · NSN 3120-01-490-5408 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-490-5408 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-490-5408. Primary manufacturer part number: 55905.
Features
  • Bearing,washer,thrust — FSC 3120
  • Overall Thickness: 0.1900 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Outside Diameter: 3.5000 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Style Designator: ROUND
  • Diameter: 2.0300 INCHES NOMINAL IN
  • 2 verified cross-references
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 3120-01-490-5408, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Crosby Group Inc the Mckissick Plant Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-490-5408
Primary Part Number55905
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCrosby Group Inc the Mckissick Plant Div
StatusACTIVE
Overall Thickness0.1900 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Outside Diameter3.5000 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Style DesignatorROUND
Diameter2.0300 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-086-24825590-5 INTERCHANGEABLE
Bolt,fluid Passage
Goodrich Aerospace Canada Ltd
2920-00-358-6795811735 INTERCHANGEABLE
Cap,ignition Distribution
Deere & Company Dba Deere John Co
5330-00-451-533055905 INTERCHANGEABLE
Seal,plain Encased
Altra Industrial Motion Corp.
5940-00-581-6157SMB187246 INTERCHANGEABLE
Terminal Board
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5340-00-938-666855905 INTERCHANGEABLE
Band,retaining
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
6105-01-178-4703C308 INTERCHANGEABLE
Motor,alternating Current
General Electric Company
Cross-Reference Index
Part NumberManufacturer
55905 PRIMARY Crosby Group Inc the Mckissick Plant Div (USA)
M8002037 Crosby Group Inc the Mckissick Plant Div (USA)
Related Parts
4730-00-086-2482INTERCHANGEABLE
BOLT,FLUID PASSAGE
5590-5
2920-00-358-6795INTERCHANGEABLE
CAP,IGNITION DISTRIBUTION
811735
5330-00-451-5330INTERCHANGEABLE
SEAL,PLAIN ENCASED
55905
5940-00-581-6157INTERCHANGEABLE
TERMINAL BOARD
SMB187246
5340-00-938-6668INTERCHANGEABLE
BAND,RETAINING
55905
6105-01-178-4703INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
C308

Frequently Asked Questions

What is NSN 3120-01-490-5408?

NSN 3120-01-490-5408 is a Bearing,washer,thrust, manufactured by Crosby Group Inc the Mckissick Plant Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-490-5408?

NSN 3120-01-490-5408 has 2 cross-referenced part numbers: 55905 (Crosby Group Inc the Mckissick Plant Div), M8002037 (Crosby Group Inc the Mckissick Plant Div).

What NSN replaces 3120-01-490-5408?

There are 6 known substitutes for 3120-01-490-5408: 4730-00-086-2482, 2920-00-358-6795, 5330-00-451-5330 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55905?

Key specifications for 55905: Overall Thickness: 0.1900 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Outside Diameter: 3.5000 INCHES NOMINAL IN; End Item Identification: 10 TON CARGO BOOM. 7 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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