P642-4-78

Comprehensive specifications and application details for: P642-4-78 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: P642-4-78. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
P642-4-78
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-044-1124
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
07/08/1977

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.

0.2520 inches minimum and 0.2570 inches maximum body inside diameter, 0.0670 inches nominal flange width, 0.4360 inches minimum and 0.4714 inches maximum flange outside diameter, 0.3110 inches minimum and 0.3120 inches maximum body outside diameter, square all corners corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-044-1124 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.2520 inches minimum and 0.2570 inches maximum
Body Outside Diameter
0.3110 inches minimum and 0.3120 inches maximum
Corner Shape
square all corners
Flange Outside Diameter
0.4360 inches minimum and 0.4714 inches maximum
Flange Width
0.0670 inches nominal
Overall Length
0.8500 inches nominal
Material
steel comp 630 overall
Special Features
flange is chamfered 0.02 from body at 100 deg angle; id countersunk flange end
Style Designator
solid, external flange one end

Replaces

The NSN 3120-01-044-1124 is used in place of the following discontinued or alternate items:

NSN Name Date
3120-01-192-7325 No Name Available 07/01/2007

Frequently Asked Questions

Find quick answers to common questions about bearing: P642-4-78. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-044-1124?
The FSCG of the NSN 3120-01-044-1124 is 3120
Does the NSN 3120-01-044-1124 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-044-1124 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 3120-01-044-1124 contain precious materials?
Precious metal content is unknown
Does NSN 3120-01-044-1124 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 3120-01-044-1124 was assigned to the Federal Catalog?
It was assigned 47 years ago, on Fri, Jul 8, 1977

Price & Availability

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