3120-01-253-3178

Comprehensive specifications and application details for NSN: 3120-01-253-3178.

Summary

Explore detailed summary information for bearing: 3120-01-253-3178. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-253-3178
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
04/16/1987

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.3750 inches minimum and 0.3760 inches maximum body inside diameter, 0.4984 inches minimum and 0.4994 inches maximum body outside diameter, 0.0300 inches minimum and 0.0400 inches maximum flange width, square all corners corner shape, 0.6250 inches nominal flange outside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-253-3178 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.3750 inches minimum and 0.3760 inches maximum
Body Outside Diameter
0.4984 inches minimum and 0.4994 inches maximum
Corner Shape
square all corners
Flange Outside Diameter
0.6250 inches nominal
Flange Width
0.0300 inches minimum and 0.0400 inches maximum
Hardness Rating
43.0 rockwell c minimum and 48.0 rockwell c maximum overall
Overall Length
0.3900 inches nominal
Material Document And Classification
ams 5629 assn std single material response overall
Material
steel comp xm-13 overall
Style Designator
solid, external flange one end
Surface Finish
63.0 microinches inside diameter surface of body
Surface Finish
63.0 microinches outside diameter surface of body
Surface Treatment Document And Classification
qq-p-416,type 2,class 2 fed spec single treatment response overall
Surface Treatment
cadmium and chromate overall

Frequently Asked Questions

Find quick answers to common questions about bearing: 3120-01-253-3178. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-253-3178?
The FSCG of the NSN 3120-01-253-3178 is 3120
Does the NSN 3120-01-253-3178 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-253-3178 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 3120-01-253-3178 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-253-3178 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 3120-01-253-3178 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Thu, Apr 16, 1987

Price & Availability

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