MS27645-4A

Military Standard Airframe Ball Bearing

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Description:

light duty self-aligning anti-friction airframe bearing

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MS27645-4A Datasheet Features and Specification

Bore Diameter:
0.2500 inches nominal
Overall Outside Diameter:
0.7500 inches nominal
Lubrication Material:
Grease
Outer Ring Width:
0.2190 inches nominal
Inner Ring Width:
0.2810 inches nominal
Seal Quantity:
2
Bearing Seal Type:
Contact
Alignment Type:
Self-aligning
Load Direction:
Radial
Self-alignment Location:
Internal
Standard Tolerance Designation:
Afbma std tolerance for airframe ball bearings
Special Features:
80 pct. full of mil-g-81322,axial play 0.025 in. max.,heat treat rings and balls to rockwell c 60 to 66 and stabilized for operation at 250 deg.f,8 deg self-aligning in either direction
Lubrication Material Specification:
Mil-g-81322 mil spec single material response
Material:
Plastic polytetrafluoroethylene seal
Material:
Steel comp e51100 ball or steel comp e52100 ball
Material:
Steel comp e52100 inner ring
Material:
Steel comp e52100 outer ring
Material:
Steel corrosion resisting retainer
Material Specification:
66 fed std all material responses ball
Material Specification:
66 fed std single material response inner ring
Material Specification:
66 fed std single material response outer ring
Material Specification:
Ams 3652 assn std single material response seal or ams 3666 assn std single material response seal
Surface Treatment:
Cadmium exposed surfaces as mounted
Surface Treatment Specification:
Qq-p-416,ty 1,cl 2 fed spec single treatment response exposed surfaces as mounted
Style Designator:
Single row self aligning single row inner ring extended both sides

Additional Information

SKU / Model: MS276454A
NSN: 3110-00-042-4807
FSC: Bearings, Antifriction, Unmounted / 3110
Product Series: MS27645
Pack Weight (Approx.) 0.000 lb
Minimum Qty (MOQ): 1
National Motor Freight: 114820, Bearings / Bushings Noi Ball / Roller
Download PDF Version
MS27645-4A_Military-Fasteners-com.pdf
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Products are military grade MIL-SPEC as advertised. I was able to locate #10 locking counter-sunk nutplates when ALL other locations, including Aircraft-Spruce, could not supply.

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