31J53 Ball Bearing Unit

Comprehensive specifications and application details for: 31J53 Ball Bearing Unit.

Summary

Explore detailed summary information for bearing: 31J53. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 31J53
Federal Supply Classification: 3130 Mounted Bearings
(NSN) National Stock Number: 3130-01-037-6276
Item Name Code: 30556
Federal Item Identification Guide: A093A0
Assigment Date: 03/21/1977

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.

fixed block type, 2.0000 inches nominal bore diameter, 2.6875 inches nominal assembly overall length, self-aligning alignment type, 7.5000 inches nominal bolt circle diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3130-01-037-6276 . Find dimensions, materials, tolerances, performance characteristics, etc.

Alignment Type: self-aligning
Assembly Overall Length: 2.6875 inches nominal
Block Type: fixed
Bolt Circle Diameter: 7.5000 inches nominal
Bore Diameter: 2.0000 inches nominal
Features Provided: ground rolling element groove
Housing Diameter: 8.6250 inches nominal
Housing Length: 2.0625 inches nominal
Internal Fit-Up Designation: standard
Load Capability Type: radial and thrust
Lubrication Material: grease
Lubrication Fitting Angle From Horizontal Centerline: 90.0 degrees nominal
Lubrication Fitting Type: pipe plug
Material: iron malleable housing
Material: steel bearing
Material: steel seal
Mounting Hole Diameter: 0.5312 inches nominal
Mounting Hole Type: round, unthreaded
Pilot Diameter: 6.7450 inches minimum and 6.7500 inches maximum
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

Frequently Asked Questions

Find quick answers to common questions about bearing: 31J53. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3130-01-037-6276?: The FSCG of the NSN 3130-01-037-6276 is 3130

Does the NSN 3130-01-037-6276 have a Schedule B code assigned?: Yes, the Schedule B code is 8482991050

Does NSN 3130-01-037-6276 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 3130-01-037-6276 contain precious materials?: Precious metal content is unknown

Does NSN 3130-01-037-6276 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.