CM-76253 Thrust Washer Bearing

Comprehensive specifications and application details for: CM-76253 Thrust Washer Bearing.

Summary

Explore detailed summary information for bearing: CM-76253. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: CM-76253
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-987-9537
Item Name Code: 13211
Federal Item Identification Guide: A045A0
Assigment Date: 01/01/1962

An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes:straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.

square first outside corner corner shape, 0.1200 inches minimum and 0.1240 inches maximum center hole width across flats, square first inside corner corner shape, square fourth inside corner corner shape, round w/two flats center hole shape style

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-987-9537 . Find dimensions, materials, tolerances, performance characteristics, etc.

Center Hole Shape Style: round w/two flats
Center Hole Width Across Flats: 0.1200 inches minimum and 0.1240 inches maximum
Corner Shape: square first inside corner
Corner Shape: square first outside corner
Corner Shape: square fourth inside corner
Corner Shape: square second inside corner
Corner Shape: square second outside corner
Corner Shape: square third inside corner
Counterbore Depth: 0.0100 inches minimum and 0.0150 inches maximum
Counterbore Diameter: 0.2000 inches minimum and 0.2100 inches maximum
Cross-Sectional Shape Style: counterbored
Diameter: 0.1700 inches minimum and 0.1730 inches maximum
End Item Identification: t53 mfr 2915-01-216-9779
Hardness Rating: 53.0 rockwell c minimum and 60.0 rockwell c maximum overall
Outside Diameter: 0.0400 inches minimum and 0.4200 inches maximum
Overall Thickness: 0.0890 inches minimum and 0.0910 inches maximum
Material Document And Classification: ams 5630 assn std single material response overall
Material: steel overall
Style Designator: round
Surface Finish: 250.0 microinches largest outside diameter
Surface Finish: 250.0 microinches left side
Surface Finish: 250.0 microinches counterbore diameter
Surface Finish: 250.0 microinches inside diameter surface of body
Surface Finish: 8.0 microinches right side

Frequently Asked Questions

Find quick answers to common questions about bearing: CM-76253. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-987-9537?: The FSCG of the NSN 3120-00-987-9537 is 3120

Does the NSN 3120-00-987-9537 have a Schedule B code assigned?: Yes, the Schedule B code is 8482105008

Does NSN 3120-00-987-9537 require demilitarization?: "commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 3120-00-987-9537 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-987-9537 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.