4M256D4-2

Comprehensive specifications and application details for: 4M256D4-2 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: 4M256D4-2. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
4M256D4-2
Federal Supply Classification
3120 Unmounted Plain Bearings
(NSN) National Stock Number
3120-01-188-4843
Item Name Code
13206
Federal Item Identification Guide
A045A0
Assigment Date
09/05/1984

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.

0.4150 inches nominal flange outside diameter, 0.2690 inches minimum and 0.2705 inches maximum body outside diameter, 0.0050 inches minimum and 0.0100 inches maximum flange width, 0.2530 inches minimum and 0.2545 inches maximum body inside diameter, square all corners corner shape

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-01-188-4843 . Find dimensions, materials, tolerances, performance characteristics, etc.

Body Inside Diameter
0.2530 inches minimum and 0.2545 inches maximum
Body Outside Diameter
0.2690 inches minimum and 0.2705 inches maximum
Corner Shape
square all corners
Flange Outside Diameter
0.4150 inches nominal
Flange Width
0.0050 inches minimum and 0.0100 inches maximum
Overall Length
0.1320 inches nominal
Material Document And Classification
ams 5525 assn std single material response overall
Material
iron alloy 660 overall
Style Designator
solid, external flange one end
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response overall
Surface Treatment
passivate overall

Frequently Asked Questions

Find quick answers to common questions about bearing: 4M256D4-2. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-01-188-4843?
The FSCG of the NSN 3120-01-188-4843 is 3120
Does the NSN 3120-01-188-4843 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-188-4843 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 3120-01-188-4843 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-188-4843 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 3120-01-188-4843 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Wed, Sep 5, 1984

Price & Availability

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