2642-343-12 — GEARSHAFT,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

2642-343-12: GEARSHAFT,SPUR.

The GEARSHAFT,SPUR is a the manufacturer industrial component. Key specifications include face_width: 0.480 INCHES NOMINAL IN, shaft_type: SHOULDERED, gear_material: STEEL COMP 630, overall_length: 3.840 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_end_size: 0.312 INCHES AND 0.436 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-216-0944, 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

2642-343-12

NSN: 3040-01-216-0944
NIINs: 012160944, 012162657
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)

SPECIFICATIONS

face_width	0.480 INCHES NOMINAL IN
shaft_type	SHOULDERED
gear_material	STEEL COMP 630
overall_length	3.840 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
shaft_end_size	0.312 INCHES AND 0.436 INCHES IN
shaft_end_type	PLAIN AND THREADED EXTERNAL
shaft_material	STEEL COMP 630
teeth_quantity	12
diametral_pitch	12
special_features	CRES O/A;SHAFT 1ST END PLAIN 0.436 IN. DIA,2ND END KEYWAY 0.360 IN. LG SQUARE HUB;GEAR 12 TEETH,12 DP;20 DEG PRESSURE ANGLE;1.000 IN. PD;1.1315 IN. OD IN
gear_outside_diameter	1.130 INCHES NOMINAL IN
NSN	3040-01-216-0944

COMPONENT DIAGRAM

KEY FEATURES

•

SHAFT TYPE: SHOULDERED

•

SHAFT MATERIAL: STEEL COMP 630

•

SHAFT LARGEST DIAMETER: 0.560 INCHES NOMINAL IN

•

SHAFT END SIZE: 0.312 INCHES AND 0.436 INCHES IN

•

TEETH QUANTITY: 12

•

DIAMETRAL PITCH: 12

•

GEAR OUTSIDE DIAMETER: 1.130 INCHES NOMINAL IN

•

LONGER SHAFT SEGMENT LENGTH: 3.026 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

SHAFT TYPE	SHOULDERED
SHAFT MATERIAL	STEEL COMP 630
SHAFT LARGEST DIAMETER	0.560 INCHES NOMINAL IN
SHAFT END SIZE	0.312 INCHES AND 0.436 INCHES IN
TEETH QUANTITY	12
DIAMETRAL PITCH	12
GEAR OUTSIDE DIAMETER	1.130 INCHES NOMINAL IN
LONGER SHAFT SEGMENT LENGTH	3.026 INCHES NOMINAL IN
OVERALL LENGTH	3.840 INCHES NOMINAL IN
GEAR MATERIAL	STEEL COMP 630

SUBSTITUTES & CROSS-REFERENCES 8

845-5765823Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

845-5765823-0006Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2642-343-13Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

576584-0006Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

845-5765824-0004Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

845-5765824Reference 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 2642-343-12?

2642-343-12 is a GEARSHAFT,SPUR.

What parts can replace 2642-343-12?

There are 8 known substitutes for 2642-343-12: 845-5765823, 845-5765823-0006, 2642-343-13 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 2642-343-12?

2642-343-12 is cataloged in the U.S. Government catalog under NSN 3040-01-216-0944. This indicates validated use in U.S. government and defense supply chains.

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2642-343-12 — GEARSHAFT,SPUR

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