DU12-4 Sleeve Bushing

Comprehensive specifications and application details for: DU12-4 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: DU12-4. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: DU12-4
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-921-1098
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 01/24/1966

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.

square inside left corner corner shape, 0.9950 inches nominal body outside diameter, chamfered outside left corner corner shape, chamfered outside right corner corner shape, 0.7510 inches minimum and 0.7533 inches maximum body inside diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-921-1098 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter: 0.7510 inches minimum and 0.7533 inches maximum
Body Outside Diameter: 0.9950 inches nominal
Corner Shape: chamfered outside right corner
Corner Shape: chamfered outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Overall Length: 0.7400 inches minimum and 0.7500 inches maximum
Material: copper alloy and lead and plastic polytetrafluoroethylene inner layer
Material: copper alloy intermediate layer
Material: steel outer layer
Style Designator: split, plain, no outside flanges
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response outer layer
Surface Treatment: cadmium outer layer

Replaces

The NSN 3120-00-921-1098 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-723-2903	No Name Available	09/19/1966

Frequently Asked Questions

Find quick answers to common questions about bearing: DU12-4. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-921-1098?: The FSCG of the NSN 3120-00-921-1098 is 3120

Does the NSN 3120-00-921-1098 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-921-1098 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 3120-00-921-1098 contain precious materials?: Item does not contain precious metal.

Does NSN 3120-00-921-1098 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.