4B994C — SHAFT,SHOULDERED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4B994C: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_similarity: NOT IDENTICAL, overall_length: 12.900 INCHES NOMINAL IN, first_end_style: SLOTTED, second_end_style: EXTERNAL THREADED, special_features: USED ON CENTERING MECHANISM. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-414-1236, 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

4B994C

NSN: 3040-01-414-1236
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 98296 — STANDARD MFG CO INC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
step_quantity	6
end_similarity	NOT IDENTICAL
overall_length	12.900 INCHES NOMINAL IN
first_end_style	SLOTTED
second_end_style	EXTERNAL THREADED
special_features	USED ON CENTERING MECHANISM
first_end_diameter	0.6235 INCHES NOMINAL IN
second_end_diameter	0.3630 INCHES NOMINAL IN
first_end_slot_depth	0.125 INCHES NOMINAL IN
first_end_slot_width	0.062 INCHES NOMINAL IN
largest_step_diameter	0.624 INCHES NOMINAL IN
NSN	3040-01-414-1236

COMPONENT DIAGRAM

KEY FEATURES

•

SECOND END EXTERNAL THREAD LENGTH: 1.188 INCHES NOMINAL IN

•

STEP QUANTITY: 6

•

FIRST END DIAMETER: 0.6235 INCHES NOMINAL IN

•

SECOND END DIAMETER: 0.3630 INCHES NOMINAL IN

•

LARGEST STEP DIAMETER: 0.624 INCHES NOMINAL IN

•

FIRST END SLOT WIDTH: 0.062 INCHES NOMINAL IN

•

FIRST END STYLE: SLOTTED

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A564 ASSN STD ALL MATERIAL RESPONSES

TECHNICAL CHARACTERISTICS

SECOND END EXTERNAL THREAD LENGTH	1.188 INCHES NOMINAL IN
STEP QUANTITY	6
FIRST END DIAMETER	0.6235 INCHES NOMINAL IN
SECOND END DIAMETER	0.3630 INCHES NOMINAL IN
LARGEST STEP DIAMETER	0.624 INCHES NOMINAL IN
FIRST END SLOT WIDTH	0.062 INCHES NOMINAL IN
FIRST END STYLE	SLOTTED
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A564 ASSN STD ALL MATERIAL RESPONSES
OVERALL LENGTH	12.900 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL

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 1

4B994C-01Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4B994C?

4B994C is a SHAFT,SHOULDERED.

What parts can replace 4B994C?

There is 1 known substitute for 4B994C: 4B994C-01. Substitute compatibility should be verified for your specific system.

What is the NSN for 4B994C?

4B994C is cataloged in the U.S. Government catalog under NSN 3040-01-414-1236. This indicates validated use in U.S. government and defense supply chains.

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