1676AS255-1

View detailed technical data, stock status, and sourcing information for: 1676AS255-1
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-361-9854

Item Name Code

13205

Assigment Date

07/30/1992 (33 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).

0.2550 inches nominal flange width, 1.0400 inches minimum and 1.0450 inches maximum body inside diameter, 3.9800 inches minimum and 4.0200 inches maximum overall length, grooved open both ends lubricant accommodation style, 2.7250 inches minimum and 2.7350 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: 3.9800 inches minimum and 4.0200 inches maximum
Body Inside Diameter: 1.0400 inches minimum and 1.0450 inches maximum
Flange Outside Diameter: 2.7250 inches minimum and 2.7350 inches maximum
Flange Width: 0.2550 inches nominal
Lubricant Accommodation Style: grooved open both ends
End To Flange Distance: 0.6000 inches minimum and 0.6400 inches maximum
Corner Shape: chamfered outside right corner
Corner Shape: square center flange left body corner
Corner Shape: square center flange outside left corner
Corner Shape: square center flange outside right corner
Corner Shape: square center flange right body corner
Corner Shape: square outside left corner
Corner Shape: square inside left corner
Corner Shape: square inside right corner
Surface Finish: 63.0 microinches overall
Surface Groove Location And Quantity: 1 external and 1 internal
Left End Body Diameter: 2.5100 inches minimum and 2.5150 inches maximum
Right End Body Diameter: 2.5100 inches minimum and 2.5150 inches maximum
Special Features: thru hole 0.560 in dia from left to right end surfaces of body
Material: plastic polyamide (nylon) overall
Material Document And Classification: l-p-410 fed spec single material response overall
Style Designator: solid, external flange

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
1676AS255-1	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-361-9854?

The FSCG of the NSN 3120-01-361-9854 is 3120

Does the NSN 3120-01-361-9854 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-361-9854 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 3120-01-361-9854 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-361-9854 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 3120-01-361-9854 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Jul 30, 1992