7KP49B

Comprehensive specifications and application details for: 7KP49B Airframe Ball Bearing.

Summary

Explore detailed summary information for bearing: 7KP49B. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number
7KP49B
Federal Supply Classification
3110 Unmounted Antifriction Bearings
(NSN) National Stock Number
3110-01-042-7397
Item Name Code
00041
Federal Item Identification Guide
A044A0
Assigment Date
06/14/1977

A cylindrical item in which the inner or outer ring turns upon row(s) of hardened ball, bearing which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes:bearing,ball,annular.

aligning ring features provided, rigid alignment type, u/o boeing e-3a acft end item identification, contact bearing seal type, 3.0630 inches nominal bore diameter

Datasheet

Below are the comprehensive technical specifications for bearing: 3110-01-042-7397 . Find dimensions, materials, tolerances, performance characteristics, etc.

Alignment Type
rigid
Bearing Seal Type
contact
Bore Diameter
3.0630 inches nominal
End Item Identification
u/o boeing e-3a acft
Features Provided
aligning ring
Inner Ring Width
0.5310 inches nominal
Internal Clearance
0.0003 inches minimum radial and 0.0015 inches maximum radial
Load Direction
radial
Lubrication Material Document And Classification
mil-g-23827 mil spec single material response
Lubrication Material
grease
Outer Ring Width
0.4690 inches nominal
Overall Outside Diameter
4.0000 inches nominal
Material Document And Classification
66 fed std all material responses 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
ams 3652 assn std 1st material response or ams 3666 assn std 2nd material response seal
Material
plastic polytetrafluoroethylene or plastic polytetrafluoroethylene and glass fiber seal
Material
steel corrosion resisting shield
Material
steel comp e51100 or steel comp e52100 ball
Material
steel comp e52100 inner ring
Material
steel comp e52100 outer ring
Seal Quantity
2
Shield Quantity
2
Standard Tolerance Designation
afbma std tolerance for airframe ball bearings
Style Designator
single row inner ring extended both sides
Surface Treatment Document And Classification
qq-p-416,type 1,class 2 fed spec single treatment response exposed surfaces as mounted
Surface Treatment
cadmium exposed surfaces as mounted

Frequently Asked Questions

Find quick answers to common questions about bearing: 7KP49B. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3110-01-042-7397?
The FSCG of the NSN 3110-01-042-7397 is 3110
Does the NSN 3110-01-042-7397 have a Schedule B code assigned?
Yes, the Schedule B code is 8482105068
Does NSN 3110-01-042-7397 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 3110-01-042-7397 contain precious materials?
Precious metal content is unknown
Does NSN 3110-01-042-7397 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 3110-01-042-7397 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Tue, Jun 14, 1977

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