S252 PIECE 26

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S252 PIECE 26
Federal Supply Group
Bearings
Federal Supply Classification
3120 Unmounted Plain Bearings
National Stock Number
3120-01-216-3728
Item Name Code
13206
Assigment Date
09/09/1985 (40 years ago)

A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes:items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).

0.8750 inches nominal flange width, 1.3780 inches minimum and 1.3790 inches maximum body inside diameter, 2.0000 inches minimum and 2.0005 inches maximum body outside diameter, 4.0000 inches nominal overall length, 1.3690 inches minimum and 1.3700 inches maximum flange outside 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
4.0000 inches nominal
Body Outside Diameter
2.0000 inches minimum and 2.0005 inches maximum
Body Inside Diameter
1.3780 inches minimum and 1.3790 inches maximum
Flange Outside Diameter
1.3690 inches minimum and 1.3700 inches maximum
Flange Width
0.8750 inches nominal
Corner Shape
chamfered outside right corner
Corner Shape
chamfered inside left corner
Corner Shape
chamfered outside left corner
Corner Shape
square left flange body corner
Corner Shape
square left flange outside right corner
Corner Shape
square inside right corner
Surface Finish
32.0 microinches overall
Special Features
tapered groove in od of flange 0.3125 in. wide
Material
steel overall
Material Document And Classification
mil-s-869,class b mil spec single material response overall
Style Designator
solid, external flange one end

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
3208896 PIECE 26 Sleeve Bushing
S252 PIECE 26 Sleeve Bushing
S4824H3208896 PIECE 26 Sleeve Bushing

FAQs

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

What is the FSCG of the NSN 3120-01-216-3728?
The FSCG of the NSN 3120-01-216-3728 is 3120
Does the NSN 3120-01-216-3728 have a Schedule B code assigned?
Yes, the Schedule B code is 8482997060
Does NSN 3120-01-216-3728 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 3120-01-216-3728 contain precious materials?
Item does not contain precious metal.
Does NSN 3120-01-216-3728 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 3120-01-216-3728 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Mon, Sep 9, 1985

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