SCM-21/2 Ball Bearing Unit

Comprehensive specifications and application details for: SCM-21/2 Ball Bearing Unit.

Summary

Explore detailed summary information for bearing: SCM-21/2. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: SCM-21/2
Federal Supply Classification: 3130 Mounted Bearings
(NSN) National Stock Number: 3130-01-266-9382
Item Name Code: 30556
Federal Item Identification Guide: A093A0
Assigment Date: 11/03/1987

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

3.1094 inches nominal assembly overall length, 2.5000 inches nominal bore diameter, fixed block type, self-aligning alignment type, 6.500 inches nominal bolt circle diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3130-01-266-9382 . Find dimensions, materials, tolerances, performance characteristics, etc.

Alignment Type: self-aligning
Assembly Overall Length: 3.1094 inches nominal
Block Type: fixed
Bolt Circle Diameter: 6.500 inches nominal
Bore Diameter: 2.5000 inches nominal
Features Provided: ground rolling element groove
Flange Thickness: 0.4219 inches nominal
Housing Diameter: 7.625 inches nominal
Housing Length: 2.750 inches nominal
Internal Fit-Up Designation: standard
Load Capability Type: radial
Lubrication Material: grease
Lubrication Fitting Angle From Horizontal Centerline: 90.0 degrees nominal
Lubrication Fitting Type: hydraulic
Material: iron cast housing
Material: plastic polyamide (nylon) or steel and wool seal
Mounting Hole Diameter: 0.5000 inches nominal
Mounting Hole Type: round, unthreaded
Pilot Length: 1.000 inches nominal
Pilot Diameter: 5.500 inches nominal
Rolling Element Groove Quantity: 1
Rotating Element Locking Method: direct
Seal Location: both ends
Seal Type: labyrinth
Shaft End Type: open
Style Designator: flange cartridge block

Replaces

The NSN 3130-01-266-9382 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3130-01-258-0865	No Name Available	08/01/1992

Frequently Asked Questions

Find quick answers to common questions about bearing: SCM-21/2. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3130-01-266-9382?: The FSCG of the NSN 3130-01-266-9382 is 3130

Does the NSN 3130-01-266-9382 have a Schedule B code assigned?: Yes, the Schedule B code is 8482991050

Does NSN 3130-01-266-9382 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 3130-01-266-9382 contain precious materials?: Item does not contain precious metal.

Does NSN 3130-01-266-9382 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.