C681618-1 — COUPLING,SHAFT,FLEXIBLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

C681618-1: COUPLING,SHAFT,FLEXIBLE.

The COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT BOTH ENDS, bore_length: 1.5625 INCHES NOMINAL BOTH ENDS IN, design_type: INSERT, keyway_depth: 0.0937 INCHES NOMINAL BOTH ENDS IN, keyway_width: 0.188 INCHES NOMINAL BOTH ENDS IN, bore_diameter: 0.8750 INCHES NOMINAL BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-00-554-8009, 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

C681618-1

NSN: 3010-00-554-8009
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 06845 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)

SPECIFICATIONS

bore_shape	STRAIGHT BOTH ENDS
bore_length	1.5625 INCHES NOMINAL BOTH ENDS IN
design_type	INSERT
keyway_depth	0.0937 INCHES NOMINAL BOTH ENDS IN
keyway_width	0.188 INCHES NOMINAL BOTH ENDS IN
bore_diameter	0.8750 INCHES NOMINAL BOTH ENDS IN
overall_length	3.688 INCHES NOMINAL IN
insert_material	RUBBER SYNTHETIC
securing_method	THREADED HOLE(S) BOTH ENDS
outside_diameter	2.000 INCHES NOMINAL IN
features_provided	KEYWAY
keying_facility_type	KEYWAY BOTH ENDS
NSN	3010-00-554-8009

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY DEPTH: 0.0937 INCHES NOMINAL BOTH ENDS IN

•

SECURING METHOD: THREADED HOLE(S) BOTH ENDS

•

THREADED HOLE LOCATION: BOTH ENDS: CENTERED 0.531 IN. FROM FACE OF HUB, 180 DEG FROM KEYWAY IN

•

BORE LENGTH: 1.5625 INCHES NOMINAL BOTH ENDS IN

•

DESIGN TYPE: INSERT

•

KEYING FACILITY TYPE: KEYWAY BOTH ENDS

•

OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

KEYWAY DEPTH	0.0937 INCHES NOMINAL BOTH ENDS IN
SECURING METHOD	THREADED HOLE(S) BOTH ENDS
THREADED HOLE LOCATION	BOTH ENDS: CENTERED 0.531 IN. FROM FACE OF HUB, 180 DEG FROM KEYWAY IN
BORE LENGTH	1.5625 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPE	INSERT
KEYING FACILITY TYPE	KEYWAY BOTH ENDS
OVERALL LENGTH	3.688 INCHES NOMINAL IN
OUTSIDE DIAMETER	2.000 INCHES NOMINAL IN
FEATURES PROVIDED	KEYWAY
BORE SHAPE	STRAIGHT BOTH ENDS

OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers

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

3010-00-001-0013 3010-00-001-0067 3010-00-001-0069 3010-00-001-0095 3010-00-001-1239 3010-00-001-1689 3010-00-001-2168 3010-00-001-2173

SUBSTITUTES & CROSS-REFERENCES 2

FCR20-7-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

92757CSame 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 C681618-1?

C681618-1 is a COUPLING,SHAFT,FLEXIBLE.

What parts can replace C681618-1?

There are 2 known substitutes for C681618-1: FCR20-7-8, 92757C. Substitute compatibility should be verified for your specific system.

What is the NSN for C681618-1?

C681618-1 is cataloged in the U.S. Government catalog under NSN 3010-00-554-8009. This indicates validated use in U.S. government and defense supply chains.

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C681618-1 — COUPLING,SHAFT,FLEXIBLE

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