SK139875

View detailed technical data, stock status, and sourcing information for: SK139875
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-339-2628

Item Name Code

13205

Assigment Date

01/01/1963 (63 years ago)

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.

4.0000 inches nominal body inside diameter, 0.1875 inches nominal first hole diameter, 3.0000 inches nominal overall length, 4.7500 inches nominal body outside diameter, 0.4062 inches nominal second hole diameter

Product Characteristics

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

Hole Diameter: 0.1875 inches nominal first
Hole Diameter: 0.4062 inches nominal second
Overall Length: 3.0000 inches nominal
Body Outside Diameter: 4.7500 inches nominal
Body Inside Diameter: 4.0000 inches nominal
Lubricant Accommodation Style: grooved open both ends
Corner Shape: square all corners
Antirotation/Lubrication Type And Quantity: 2 hole
Surface Groove Location And Quantity: 4 internal
Material: copper alloy 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
560P	Sleeve Bearing
BB55S46-101ALT2PC43	Sleeve Bearing
BB55S46-104ALT2PC43	Sleeve Bearing
CB1S4600-43ALT2PC39	Sleeve Bearing
CB1S4600-45ALT3PC39	Sleeve Bearing
CL103S4600-309958PC25	Sleeve Bearing
CL103S4600-309959PC25	Sleeve Bearing
CL144S4600-716201PC25	Sleeve Bearing
CL144S4600-716202PC25	Sleeve Bearing
CL55S46-24ALT3PC25	Sleeve Bearing
CL55S46-25ALT2PC25	Sleeve Bearing
DD445S4601-344ALT1PC38	Sleeve Bearing
DD445S4601-346PC38	Sleeve Bearing
H3113251PC39	Sleeve Bearing
H3113253PC39	Sleeve Bearing
SK139875	Sleeve Bearing
SL4211PC43	Sleeve Bearing
SL4214PC43	Sleeve Bearing
SL4991PC25	Sleeve Bearing
SL4992PC25	Sleeve Bearing
SL5336PC38	Sleeve Bearing
SL5338PC38	Sleeve Bearing
SL5410PC39	Sleeve Bearing
SL5412PC39	Sleeve Bearing
SL6136PC25	Sleeve Bearing
SL6137PC25	Sleeve Bearing
SL6666PC25	Sleeve Bearing
SL6667PC25	Sleeve Bearing
SL7795PC39	Sleeve Bearing
SL7797PC39	Sleeve Bearing
SL8177PC7-1	Sleeve Bearing
SL8183PC7-1	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-00-339-2628?

The FSCG of the NSN 3120-00-339-2628 is 3120

Does the NSN 3120-00-339-2628 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-00-339-2628 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 3120-00-339-2628 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-339-2628 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 3120-00-339-2628 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963