503-6

View detailed technical data, stock status, and sourcing information for: 503-6

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503-6
Federal Supply Group
Bearings
Federal Supply Classification
3110 Unmounted Antifriction Bearings
National Stock Number
3110-00-227-2979
Item Name Code
00051
Assigment Date
01/01/1963 (63 years ago)

A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.

0.9950 inches minimum and 1.0000 inches maximum inner ring width, 0.8700 inches minimum and 0.8750 inches maximum outer ring width, 1.1240 inches minimum and 1.1250 inches maximum overall outside diameter, 0.3743 inches minimum and 0.3750 inches maximum bore diameter, ground surface finish

Product Characteristics

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

Bore Diameter
0.3743 inches minimum and 0.3750 inches maximum
Overall Outside Diameter
1.1240 inches minimum and 1.1250 inches maximum
Outer Ring Width
0.8700 inches minimum and 0.8750 inches maximum
Inner Ring Width
0.9950 inches minimum and 1.0000 inches maximum
Surface Finish
ground
Retainer Fabrication Method
pressed
Alignment Type
rigid
Standard Tolerance Designation
afbma std tolerance for industrial needle bearings
Special Features
oil hole and groove in inner ring
Lubrication Material
grease
Lubrication Material Document And Classification
mil-g-23827 mil spec single material response
Material
steel overall
Surface Treatment
chromium outer ring
Surface Treatment Document And Classification
qq-c-320,cl 2 fed spec single treatment response outer ring
Style Designator
cam roller, hardened and ground, non-separable

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
10085888 Needle Roller Bearing
24466-6 Needle Roller Bearing
3110PL1408905 Needle Roller Bearing
360301747 Needle Roller Bearing
503-6 Needle Roller Bearing
6NBL1618YJ Needle Roller Bearing
6NBL1618YJANG25 Needle Roller Bearing
6NBL1618YJMILG3278A Needle Roller Bearing
BACB10B137 Needle Roller Bearing
FV 1030329 Needle Roller Bearing
MS24466-6 Needle Roller Bearing
NAS503-6 Needle Roller Bearing
NAS503-6MILG3278 Needle Roller Bearing

FAQs

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

What is the FSCG of the NSN 3110-00-227-2979?
The FSCG of the NSN 3110-00-227-2979 is 3110
Does the NSN 3110-00-227-2979 have a Schedule B code assigned?
Yes, the Schedule B code is 8482400000
Does NSN 3110-00-227-2979 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 3110-00-227-2979 contain precious materials?
Precious metal content is unknown
Does NSN 3110-00-227-2979 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 3110-00-227-2979 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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