06946

View detailed technical data, stock status, and sourcing information for: 06946
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Federal Supply Group

Bearings

Federal Supply Classification

3130 Mounted Bearings

National Stock Number

3130-01-172-2683

Item Name Code

30556

Assigment Date

02/18/1984 (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.

1.2500 inches nominal housing length, 0.9375 inches nominal bore diameter, 2.7500 inches nominal bolt circle diameter, 0.5625 inches nominal flange thickness, 0.4375 inches nominal mounting hole diameter

Product Characteristics

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

Bolt Circle Diameter: 2.7500 inches nominal
Flange Thickness: 0.5625 inches nominal
Mounting Hole Diameter: 0.4375 inches nominal
Bore Diameter: 0.9375 inches nominal
Housing Length: 1.2500 inches nominal
Housing Width: 3.7500 inches nominal
Lubrication Fitting Type: hydraulic
Rolling Element Groove Quantity: 1
Alignment Type: self-aligning
Internal Fit-Up Designation: standard
Assembly Overall Length: 1.8437 inches nominal
Seal Type: contact
Block Type: fixed
Shaft End Type: open
Seal Location: both ends
Collar Location: one end
Load Capability Type: radial
Features Provided: ground rolling element groove
Lubrication Fitting Angle From Horizontal Centerline: 90.0 degrees nominal
Rotating Element Locking Method: setscrew locking collar
Mounting Hole Type: round, unthreaded
Special Features: "5f x 5/16" 4 bolt flange"
Lubrication Material: grease
Material: iron cast housing
Material: rubber synthetic and steel seal
Style Designator: flange block

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
06946	Ball Bearing Unit

FAQs

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

What is the FSCG of the NSN 3130-01-172-2683?

The FSCG of the NSN 3130-01-172-2683 is 3130

Does the NSN 3130-01-172-2683 have a Schedule B code assigned?

Yes, the Schedule B code is 8482991050

Does NSN 3130-01-172-2683 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 3130-01-172-2683 contain precious materials?

Item does not contain precious metal.

Does NSN 3130-01-172-2683 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 3130-01-172-2683 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Feb 18, 1984