MS21155B7

Comprehensive specifications and application details for: MS21155B7 Self-Aligning Plain Bearing.

Summary

Explore detailed summary information for bearing: MS21155B7. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
MS21155B7
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-348-8580
Item Name Code
13208
Federal Item Identification Guide
A045A0
Assigment Date
11/18/1991

A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes:bearing, plain, rod end and bearing, plain, spherical.

ams 5630 assn std single material response inner member material document and classification, 56.0 rockwell c minimum inner member hardness rating, 0.4370 inches minimum and 0.4375 inches maximum bore diameter, 27.0 rockwell c minimum and 36.0 rockwell c maximum outer race member hardness rating, 0.4350 inches minimum and 0.4370 inches maximum inner member width

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-348-8580 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
0.4370 inches minimum and 0.4375 inches maximum
Hardness Rating
56.0 rockwell c minimum inner member
Hardness Rating
27.0 rockwell c minimum and 36.0 rockwell c maximum outer race member
Inner Member Width
0.4350 inches minimum and 0.4370 inches maximum
Material Document And Classification
ams 5630 assn std single material response inner member
Material Document And Classification
astm b124 assn std all material responses or astm b150 assn std all material responses or astm b283 assn std 1st material response or ams 4640 assn std 2nd material response outer race member
Material
copper alloy 642 or copper alloy 630 outer race member
Material
steel comp 440c inner member
Outer Member Outside Diameter
0.9057 inches minimum and 0.9062 inches maximum
Outer Member Width
0.3380 inches minimum and 0.3480 inches maximum
Style Designator
without insert or liner
Surface Treatment Document And Classification
qq-p-416,ty 1,cl 2 fed spec single treatment response outer race member
Surface Treatment
cadmium outer race member
Surface Treatment
chromium inner member

Frequently Asked Questions

Find quick answers to common questions about bearing: MS21155B7. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-348-8580?
The FSCG of the NSN 3120-01-348-8580 is 3120
Does the NSN 3120-01-348-8580 have a Schedule B code assigned?
Yes, the Schedule B code is 8482300040
Does NSN 3120-01-348-8580 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 3120-01-348-8580 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-348-8580 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.
When the NSN 3120-01-348-8580 was assigned to the Federal Catalog?
It was assigned 33 years ago, on Mon, Nov 18, 1991

Price & Availability

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