3130-00-278-7018 Ball Bearing Unit

Comprehensive specifications and application details for NSN: 3130-00-278-7018.

Summary

Explore detailed summary information for bearing: 3130-00-278-7018. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Federal Supply Classification: 3130 Mounted Bearings
(NSN) National Stock Number: 3130-00-278-7018
Item Name Code: 30556
Federal Item Identification Guide: A093A0
Assigment Date: 01/01/1963

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.

1.7500 inches nominal assembly overall length, 1.4375 inches nominal bore diameter, fixed block type, 3.6250 inches nominal bolt circle diameter, self-aligning alignment type

Datasheet

Below are the comprehensive technical specifications for bearing: 3130-00-278-7018 . Find dimensions, materials, tolerances, performance characteristics, etc.

Alignment Type: self-aligning
Assembly Overall Length: 1.7500 inches nominal
Block Type: fixed
Bolt Circle Diameter: 3.6250 inches nominal
Bore Diameter: 1.4375 inches nominal
Features Provided: ground rolling element groove
Flange Thickness: 0.5625 inches nominal
Housing Length: 1.3438 inches nominal
Housing Width: 4.6250 inches nominal
Internal Fit-Up Designation: standard
Load Capability Type: radial
Lubrication Fitting Angle From Horizontal Centerline: 90.0 degrees nominal
Lubrication Fitting Type: pipe plug
Material: iron cast housing
Material: steel and wool seal
Mounting Hole Diameter: 0.5156 inches nominal
Mounting Hole Type: round, unthreaded
Rolling Element Groove Quantity: 1
Rotating Element Locking Method: direct
Seal Location: both ends
Seal Type: labyrinth
Shaft End Type: open
Special Features: back side of housing counterbored to 3.6250 in. dia by 7/32 in. deep,housing flange cutaway 3/4 in. dia for 1/8 pipe nipple clearance
Style Designator: flange block

Related Bearings

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Part Number	Name
2118-122	Ball Bearing Unit

Frequently Asked Questions

Find quick answers to common questions about bearing: 3130-00-278-7018. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3130-00-278-7018?: The FSCG of the NSN 3130-00-278-7018 is 3130

Does the NSN 3130-00-278-7018 have a Schedule B code assigned?: Yes, the Schedule B code is 8482991050

Does NSN 3130-00-278-7018 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 3130-00-278-7018 contain precious materials?: Precious metal content is unknown

Does NSN 3130-00-278-7018 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.