CR14

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Federal Supply Group

Bearings

Federal Supply Classification

3110 Unmounted Antifriction Bearings

National Stock Number

3110-00-278-7231

Item Name Code

00040

Assigment Date

01/01/1963 (63 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

right-hand thread direction, 0.8750 inches nominal overall outside diameter, 1.4062 inches nominal overall length, 3a thread class, 0.3750 inches nominal thread length

Product Characteristics

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

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.3750 inches nominal
Overall Length: 1.4062 inches nominal
Overall Outside Diameter: 0.8750 inches nominal
Stud Diameter: 0.3750 inches nominal
Outer Ring Width: 0.5000 inches nominal
Stud Length: 0.8750 inches nominal
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Special Features: means for relubrication
Lubrication Material: grease
Lubrication Material Document And Classification: mil-g-23827 mil spec single material response
Material: steel overall
Style Designator: cam follower
Thread Series Designator: unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
3110-00-190-6668	No Name Available	06/01/1976

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
177030-124	Needle Bearing Cam Follower
4050001	Needle Bearing Cam Follower
CF7-8	Needle Bearing Cam Follower
CF7-8MILG3278	Needle Bearing Cam Follower
CR14	Needle Bearing Cam Follower
CR14MILG3278	Needle Bearing Cam Follower
CTA27MILG3278	Needle Bearing Cam Follower
S28MILG3278	Needle Bearing Cam Follower

FAQs

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

What is the FSCG of the NSN 3110-00-278-7231?

The FSCG of the NSN 3110-00-278-7231 is 3110

Does the NSN 3110-00-278-7231 have a Schedule B code assigned?

Yes, the Schedule B code is 8482400000

Does NSN 3110-00-278-7231 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 3110-00-278-7231 contain precious materials?

Precious metal content is unknown

Does NSN 3110-00-278-7231 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 3110-00-278-7231 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963