4M85-12

View detailed technical data, stock status, and sourcing information for: 4M85-12
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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-01-271-5982

Item Name Code

00041

Assigment Date

01/28/1988 (38 years ago)

0.2760 inches minimum and 0.2810 inches maximum inner ring width, 0.2450 inches minimum and 0.2500 inches maximum outer ring width, 0.7493 inches minimum and 0.7507 inches maximum bore diameter, 1.1865 inches minimum and 1.1875 inches maximum overall outside diameter, 2 seal quantity

Product Characteristics

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

Bore Diameter: 0.7493 inches minimum and 0.7507 inches maximum
Overall Outside Diameter: 1.1865 inches minimum and 1.1875 inches maximum
Outer Ring Width: 0.2450 inches minimum and 0.2500 inches maximum
Inner Ring Width: 0.2760 inches minimum and 0.2810 inches maximum
Seal Quantity: 2
Bearing Seal Type: contact
Alignment Type: rigid
Load Direction: radial
Internal Clearance: 0.0008 inches minimum radial and 0.0018 inches maximum radial
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: plastic polytetrafluoroethylene seal
Material: steel comp e52100 ball
Material: steel comp e52100 inner ring
Material: steel comp e52100 outer ring
Material Document And Classification: 66 fed std single material response ball
Material Document And Classification: 66 fed std single material response inner ring
Material Document And Classification: 66 fed std single material response outer ring
Material Document And Classification: ams3652 assn std single material response seal
Surface Treatment: cadmium all external/exposed metal surfaces
Surface Treatment Document And Classification: qq-p-416,type 1,class 2 fed spec single treatment response all external/exposed metal surfaces
Style Designator: single row, torque tube type, w/or w/o closure
Specification/Standard Data: 96906-ms27646 government standard

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-293-8818	No Name Available	06/01/1993
3110-00-594-5738	No Name Available	12/01/1996
3110-01-377-0305	No Name Available	06/01/1995

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
137-139-0702	Airframe Ball Bearing
146548-4	Airframe Ball Bearing
3110PL0138935	Airframe Ball Bearing
4M85-12	Airframe Ball Bearing
6157P53	Airframe Ball Bearing
6157P53-12	Airframe Ball Bearing
615P53	Airframe Ball Bearing
AJ9800-10-3	Airframe Ball Bearing
B539DD	Airframe Ball Bearing
B539DDFS160	Airframe Ball Bearing
B539DDMILG3278	Airframe Ball Bearing
BACB10A35DD	Airframe Ball Bearing
MS27646-39G	Airframe Ball Bearing
SAEAS7949	Airframe Ball Bearing

FAQs

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

What is the FSCG of the NSN 3110-01-271-5982?

The FSCG of the NSN 3110-01-271-5982 is 3110

Does the NSN 3110-01-271-5982 have a Schedule B code assigned?

Yes, the Schedule B code is 8482105068

Does NSN 3110-01-271-5982 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 3110-01-271-5982 contain precious materials?

Item does not contain precious metal.

Does NSN 3110-01-271-5982 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 3110-01-271-5982 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, Jan 28, 1988