1918-RD-104B

Comprehensive specifications and application details for: 1918-RD-104B Duplex Ball Bearing.

Summary

Explore detailed summary information for bearing: 1918-RD-104B. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
1918-RD-104B
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-01-261-8049
Item Name Code
30213
Federal Item Identification Guide
A044A0
Assigment Date
08/19/1987

Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

extra light duty series features provided, 23.5 degrees nominal contact angle, 3.5430 inches minimum and 3.5433 inches maximum bore diameter, tf34-100 engine end item identification, supp criticality code justification

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-261-8049 . Find dimensions, materials, tolerances, performance characteristics, etc.

Bore Diameter
3.5430 inches minimum and 3.5433 inches maximum
Contact Angle
23.5 degrees nominal
Criticality Code Justification
supp
End Item Identification
tf34-100 engine
Features Provided
extra light duty series
Load Direction
radial
Overall Outside Diameter
4.9209 inches minimum and 4.9213 inches maximum
Overall Width
1.4073 inches minimum and 1.4173 inches maximum
Material Document And Classification
unable to decode
Material
unable to decode
Retainer Fabrication Method
machined
Special Features
"internal fit-up contact angle at point of contact is outward convergent;bore shape is straight;the directional capability of item is double;has 24 ball bearings;axial play is 0.0036 min. and 0.0040 max.;adjacent side faces of outer ring marked "thrust""
Style Designator
counterbored outer rings, non-separable, back to back mounting
Supplementary Features
flight safety critical aircraft part

Replaces

The NSN 3110-01-261-8049 is used in place of the following discontinued or alternate items:

NSN Name Date
3110-00-114-5342 No Name Available 11/01/2000
3110-01-060-5367 No Name Available 11/01/2000
3110-01-076-5023 No Name Available 11/01/2000
3110-01-252-3184 No Name Available 05/01/1996

Frequently Asked Questions

Find quick answers to common questions about bearing: 1918-RD-104B. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-261-8049?
The FSCG of the NSN 3110-01-261-8049 is 3110
Does the NSN 3110-01-261-8049 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-01-261-8049 require demilitarization?
"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"
Does NSN 3110-01-261-8049 contain precious materials?
Item does not contain precious metal.
Does NSN 3110-01-261-8049 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 3110-01-261-8049 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Wed, Aug 19, 1987

Price & Availability

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