77643-93X3 PC 5 — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

77643-93X3 PC 5: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 4.875 INCHES NOMINAL IN, first_end_style: EXTERNAL THREADED, second_end_style: FLATTED AND INTERNALLY THREADED, special_features: SECOND END FLATTED 2 SIDES 180.0 DEG APART. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-152-2711, 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

77643-93X3 PC 5

NSN: 3040-01-152-2711
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

material	STEEL
step_quantity	4
end_similarity	NOT IDENTICAL
overall_length	4.875 INCHES NOMINAL IN
first_end_style	EXTERNAL THREADED
second_end_style	FLATTED AND INTERNALLY THREADED
special_features	SECOND END FLATTED 2 SIDES 180.0 DEG APART
first_end_diameter	0.5000 INCHES NOMINAL IN
second_end_diameter	1.3750 INCHES NOMINAL IN
largest_step_diameter	1.375 INCHES NOMINAL IN
second_end_flat_depth	0.1850 INCHES NOMINAL IN
second_end_flat_length	0.185 INCHES NOMINAL IN
NSN	3040-01-152-2711

COMPONENT DIAGRAM

KEY FEATURES

•

SECOND END FLAT LENGTH: 0.185 INCHES NOMINAL IN

•

STEP QUANTITY: 4

•

FIRST END DIAMETER: 0.5000 INCHES NOMINAL IN

•

SECOND END DIAMETER: 1.3750 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 1.375 INCHES NOMINAL IN

•

FIRST END EXTERNAL THREAD LENGTH: 0.875 INCHES NOMINAL IN

•

FIRST END STYLE: EXTERNAL THREADED

TECHNICAL CHARACTERISTICS

SECOND END FLAT LENGTH	0.185 INCHES NOMINAL IN
STEP QUANTITY	4
FIRST END DIAMETER	0.5000 INCHES NOMINAL IN
SECOND END DIAMETER	1.3750 INCHES NOMINAL IN
LARGEST STEP DIAMETER	1.375 INCHES NOMINAL IN
FIRST END EXTERNAL THREAD LENGTH	0.875 INCHES NOMINAL IN
FIRST END STYLE	EXTERNAL THREADED
OVERALL LENGTH	4.875 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
SPECIAL FEATURES	SECOND END FLATTED 2 SIDES 180.0 DEG APART

SUBSTITUTES & CROSS-REFERENCES 2

2143837Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

SSN637-501-2143837 PIECE 5Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 77643-93X3 PC 5?

77643-93X3 PC 5 is a SHAFT,SHOULDERED.

What parts can replace 77643-93X3 PC 5?

There are 2 known substitutes for 77643-93X3 PC 5: 2143837, SSN637-501-2143837 PIECE 5. Substitute compatibility should be verified for your specific system.

What is the NSN for 77643-93X3 PC 5?

77643-93X3 PC 5 is cataloged in the U.S. Government catalog under NSN 3040-01-152-2711. This indicates validated use in U.S. government and defense supply chains.

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