3130-01-281-3892

Find complete technical information, availability, and procurement data for: 3130-01-281-3892
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 3130-01-281-3892 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Bearings

Federal Supply Classification

3130 Mounted Bearings

National Stock Number

3130-01-281-3892

Item Name Code

30556

Assigment Date

06/22/1988 (38 years ago)

3.8750 inches nominal overall outside diameter, 3.0000 inches nominal bolt circle diameter, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, 0.3906 inches nominal mounting hole diameter, 0.4375 inches nominal flange thickness

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: 3.0000 inches nominal
Flange Thickness: 0.4375 inches nominal
Mounting Hole Diameter: 0.3906 inches nominal
Bore Diameter: 0.4995 inches minimum and 0.5000 inches maximum
Overall Outside Diameter: 3.8750 inches nominal
Housing Diameter: 2.3125 inches nominal
Housing Length: 0.8906 inches nominal
Lubrication Fitting Type: pipe plug
Rolling Element Groove Quantity: 1
Alignment Type: self-aligning
Internal Fit-Up Designation: standard
Assembly Overall Length: 1.1875 inches nominal
Seal Type: labyrinth
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: 45.0 degrees nominal
Rotating Element Locking Method: setscrew locking collar
Mounting Hole Type: round, unthreaded
Material: iron cast housing
Material: 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
RCJTC 1/2	Ball Bearing Unit

FAQs

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

What is the FSCG of the NSN 3130-01-281-3892?

The FSCG of the NSN 3130-01-281-3892 is 3130

Does the NSN 3130-01-281-3892 have a Schedule B code assigned?

Yes, the Schedule B code is 8482991050

Does NSN 3130-01-281-3892 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 3130-01-281-3892 contain precious materials?

Item does not contain precious metal.

Does NSN 3130-01-281-3892 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 3130-01-281-3892 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Jun 22, 1988