M2742630177B

Ring, Retaining

Part number

M2742630177B

NSN

5325-01-047-8282

NIIN

01-047-8282

Item name

Ring, Retaining

Manufacturer

Military Specifications

CAGE code

81349

FSC

5325

Unit of issue

EA

DEMIL code

A

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Alternate part numbers

• M2742630177B CAGE 81349
• MIL-DTL-27426 CAGE 81349
• RR-325CD CAGE 80756

Technical characteristics

Cross-Sectional Shape Style

Double oval

Inside Diameter

3.035 inches minimum and 3.045 inches maximum

Casehardening Indicator

Not casehardened

Outside Diameter

3.379 inches minimum and 3.409 inches maximum

Major Thickness

0.058 inches minimum and 0.066 inches maximum

Ring Style

Special flat

Usage Design

Internal

Material Hardness Rating

40.0 rockwell C minimum and 51.5 rockwell C maximum

Strength Rating

211000.0 pounds per square inch minimum tensile

Material

Steel comp 1070 or steel comp 1074 or steel comp 1078 or steel comp 1080 or steel comp 1084 or steel comp 1086 or steel comp 1090

Material Document and Classification

Fed std 66 aisi 1070 or 1074 or 1078 or 1080 or 1084 or 1086 or 1090 fed std single material response

Surface Treatment

Cadmium and chromate

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