NSN 3040-00-812-8874

Part Details | STRAIGHT SHAFT

3040-00-812-8874 A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.

Alternate Parts: A8506, 3040-00-812-8874, 00-812-8874, 3040008128874, 008128874

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 25, 196800-812-887422109 ( SHAFT, STRAIGHT )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

CIRCULAR GROOVED

FLAT KEYWAY

CIRCULAR GROOVED

Cross Reference | NSN 3040-00-812-8874
Part Number Cage Code Manufacturer
A850612511SIMMONDS PRECISION PRODUCTS INC
Technical Data | NSN 3040-00-812-8874
Characteristic Specifications
MATERIAL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE
FIRST END STYLE CIRCULAR GROOVED
FIRST END GROOVE WIDTH0.0200 INCHES NOMINAL
FIRST END GROOVE DIAMETER0.1750 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE0.050 INCHES NOMINAL
FIRST END DIAMETER0.1870 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE5 FLAT KEYWAY
SECOND END GROOVE WIDTH0.0200 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.1750 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.050 INCHES NOMINAL
SECOND END KEYWAY WIDTH0.0635 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH0.830 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.031 INCHES NOMINAL
SECOND END DIAMETER0.8750 INCHES NOMINAL
OVERALL LENGTH1.870 INCHES NOMINAL