310B643H01 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

310B643H01: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 30.8125 INCHES NOMINAL IN, first_end_style: EXTERNALLY THREADED AND FLAT KEYWAY, second_end_style: EXTERNALLY THREADED AND FLAT KEYWAY, first_end_diameter: 1.1730 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-288-9689, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

310B643H01

NSN: 3040-01-288-9689
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 11660 — WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT

SPECIFICATIONS

material	STEEL
step_quantity	9
end_similarity	NOT IDENTICAL
overall_length	30.8125 INCHES NOMINAL IN
first_end_style	EXTERNALLY THREADED AND FLAT KEYWAY
second_end_style	EXTERNALLY THREADED AND FLAT KEYWAY
first_end_diameter	1.1730 INCHES NOMINAL IN
second_end_diameter	1.5625 INCHES NOMINAL IN
largest_step_diameter	2.250 INCHES NOMINAL IN
external_keyway_length	0.875 INCHES NOMINAL SECOND END IN
first_end_keyway_depth	0.0937 INCHES NOMINAL IN
first_end_keyway_width	0.1875 INCHES NOMINAL IN
NSN	3040-01-288-9689

COMPONENT DIAGRAM

KEY FEATURES

•

SECOND END EXTERNAL THREAD LENGTH: 0.750 INCHES NOMINAL IN

•

STEP QUANTITY: 9

•

FIRST END DIAMETER: 1.1730 INCHES NOMINAL IN

•

SECOND END DIAMETER: 1.5625 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 2.250 INCHES NOMINAL IN

•

FIRST END EXTERNAL THREAD LENGTH: 0.375 INCHES NOMINAL IN

•

FIRST END STYLE: EXTERNALLY THREADED AND FLAT KEYWAY

•

SECOND END KEYWAY WIDTH: 0.3125 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SECOND END EXTERNAL THREAD LENGTH	0.750 INCHES NOMINAL IN
STEP QUANTITY	9
FIRST END DIAMETER	1.1730 INCHES NOMINAL IN
SECOND END DIAMETER	1.5625 INCHES NOMINAL IN
LARGEST STEP DIAMETER	2.250 INCHES NOMINAL IN
FIRST END EXTERNAL THREAD LENGTH	0.375 INCHES NOMINAL IN
FIRST END STYLE	EXTERNALLY THREADED AND FLAT KEYWAY
SECOND END KEYWAY WIDTH	0.3125 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH	30.8125 INCHES NOMINAL IN

OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224

SUBSTITUTES & CROSS-REFERENCES 2

904J298 PIECE 16Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

904J298Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 310B643H01?

310B643H01 is a SHAFT,SHOULDERED.

What parts can replace 310B643H01?

There are 2 known substitutes for 310B643H01: 904J298 PIECE 16, 904J298. Substitute compatibility should be verified for your specific system.

What is the NSN for 310B643H01?

310B643H01 is cataloged in the U.S. Government catalog under NSN 3040-01-288-9689. This indicates validated use in U.S. government and defense supply chains.

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