156621

Comprehensive specifications and application details for: 156621 Sleeve Bearing.

Summary

Explore detailed summary information for bearing: 156621. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
156621
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-00-393-7738
Item Name Code
13205
Federal Item Identification Guide
A045A0
Assigment Date
01/01/1963

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

chamfered inside left corner corner shape, 4.8655 inches minimum and 4.8675 inches maximum body outside diameter, chamfered outside right corner corner shape, chamfered inside right corner corner shape, 4.3130 inches minimum and 4.3180 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-393-7738 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
4.3130 inches minimum and 4.3180 inches maximum
Body Outside Diameter
4.8655 inches minimum and 4.8675 inches maximum
Corner Shape
chamfered outside right corner
Corner Shape
chamfered inside left corner
Corner Shape
chamfered inside right corner
Corner Shape
square left flange body corner
Corner Shape
square left flange outside right corner
Corner Shape
square outside left corner
Flange Outside Diameter
5.3700 inches minimum and 5.3900 inches maximum
Flange Width
0.1320 inches nominal
Hardness Rating
34.0 rockwell c nominal overall
Overall Length
1.9780 inches minimum and 1.9800 inches maximum
Material
steel comp 8740 overall
Precious Material And Location
external surface of smaller od silver
Precious Material And Weight
2.888 silver ounces, troy
Precious Material
silver
Special Features
flange is splined
Style Designator
solid, external flange one end
Surface Treatment
lead outside diameter surface of body

Frequently Asked Questions

Find quick answers to common questions about bearing: 156621. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-393-7738?
The FSCG of the NSN 3120-00-393-7738 is 3120
Does the NSN 3120-00-393-7738 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997090
Does NSN 3120-00-393-7738 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 3120-00-393-7738 contain precious materials?
Item contains silver.
Does NSN 3120-00-393-7738 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 3120-00-393-7738 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963

Price & Availability

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