H-251

View detailed technical data, stock status, and sourcing information for: H-251
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-091-1300

Item Name Code

13205

Assigment Date

03/01/1980 (46 years ago)

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.

1.7450 inches minimum and 1.7550 inches maximum overall length, 1.7520 inches minimum and 1.7530 inches maximum body outside diameter, square all corners corner shape, copper alloy 932 overall material, 1.2490 inches minimum and 1.2510 inches maximum body inside diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 1.7450 inches minimum and 1.7550 inches maximum
Body Outside Diameter: 1.7520 inches minimum and 1.7530 inches maximum
Body Inside Diameter: 1.2490 inches minimum and 1.2510 inches maximum
Corner Shape: square all corners
Material: copper alloy 932 overall
Material Document And Classification: sae ca932 assn std single material response overall
Style Designator: solid, plain, no outside flanges

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1388F14P28	Sleeve Bearing
147-GP	Sleeve Bearing
32258 M2028-14	Sleeve Bearing
CB2028-14	Sleeve Bearing
F-1190	Sleeve Bearing
H-251	Sleeve Bearing
M2028-14	Sleeve Bearing
RB2028-14	Sleeve Bearing
SH-475	Sleeve Bearing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 3120-01-091-1300?

The FSCG of the NSN 3120-01-091-1300 is 3120

Does the NSN 3120-01-091-1300 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-091-1300 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 3120-01-091-1300 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-091-1300 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 3120-01-091-1300 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Sat, Mar 1, 1980