633A905-001

View detailed technical data, stock status, and sourcing information for: 633A905-001
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-184-3804

Item Name Code

13205

Assigment Date

07/18/1984 (42 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.

3.5110 inches minimum and 3.5130 inches maximum body inside diameter, 4.0000 inches nominal overall length, 0.9880 inches minimum and 0.9980 inches maximum flange width, 0.4375 inches nominal first hole diameter, 4.7032 inches minimum and 4.7188 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.

Hole Diameter: 0.4375 inches nominal first
Overall Length: 4.0000 inches nominal
Body Inside Diameter: 3.5110 inches minimum and 3.5130 inches maximum
Flange Outside Diameter: 4.7032 inches minimum and 4.7188 inches maximum
Flange Width: 0.9880 inches minimum and 0.9980 inches maximum
End To Flange Distance: 1.5000 inches nominal
Corner Shape: chamfered center flange outside left corner
Corner Shape: chamfered center flange outside right corner
Corner Shape: chamfered inside left corner
Corner Shape: chamfered inside right corner
Corner Shape: square center flange left body corner
Corner Shape: square center flange right body corner
Corner Shape: square outside left corner
Corner Shape: square outside right corner
Surface Finish: 32.0 microinches inside diameter surface of body
Surface Finish: 63.0 microinches outside diameter surface of body
Antirotation/Lubrication Type And Quantity: 1 hole
Left End Body Diameter: 4.2450 inches minimum and 4.2470 inches maximum
Right End Body Diameter: 4.2450 inches minimum and 4.2470 inches maximum
Material: copper alloy and graphite overall
Material Document And Classification: sae 64 assn std 1st material response overall
Style Designator: split, 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
633A905 PIECE 1	Sleeve Bearing
633A905-001	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-184-3804?

The FSCG of the NSN 3120-01-184-3804 is 3120

Does the NSN 3120-01-184-3804 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-184-3804 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 3120-01-184-3804 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-184-3804 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 3120-01-184-3804 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Jul 18, 1984