FCR20-7-8-3-4 — COUPLING,SHAFT,FLEXIBLE

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

FCR20-7-8-3-4: COUPLING,SHAFT,FLEXIBLE.

The COUPLING,SHAFT,FLEXIBLE is a the manufacturer industrial component. Key specifications include bore_shape: STRAIGHT SECOND END, bore_length: 1.4370 INCHES NOMINAL BOTH ENDS IN, design_type: INSERT, keyway_depth: 0.0940 INCHES NOMINAL BOTH ENDS IN, keyway_width: 0.188 INCHES NOMINAL FIRST END IN, bore_diameter: 0.7500 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 3010-00-808-0422, 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

FCR20-7-8-3-4

NSN: 3010-00-808-0422
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)

SPECIFICATIONS

bore_shape	STRAIGHT SECOND END
bore_length	1.4370 INCHES NOMINAL BOTH ENDS IN
design_type	INSERT
keyway_depth	0.0940 INCHES NOMINAL BOTH ENDS IN
keyway_width	0.188 INCHES NOMINAL FIRST END IN
bore_diameter	0.7500 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM BOTH ENDS IN
overall_length	3.000 INCHES NOMINAL IN
insert_material	PLASTIC POLYAMIDE NYLON
securing_method	THREADED HOLE(S) BOTH ENDS
outside_diameter	2.000 INCHES NOMINAL IN
features_provided	KEYWAY
keying_facility_type	KEYWAY SECOND END
NSN	3010-00-808-0422

COMPONENT DIAGRAM

KEY FEATURES

•

KEYWAY DEPTH: 0.0940 INCHES NOMINAL BOTH ENDS IN

•

SECURING METHOD: THREADED HOLE(S) BOTH ENDS

•

THREADED HOLE LOCATION: BOTH ENDS: LOCATED ON TOP OF KEY

•

BORE LENGTH: 1.4370 INCHES NOMINAL BOTH ENDS IN

•

DESIGN TYPE: INSERT

•

KEYING FACILITY TYPE: KEYWAY FIRST END

TECHNICAL CHARACTERISTICS

KEYWAY DEPTH	0.0940 INCHES NOMINAL BOTH ENDS IN
SECURING METHOD	THREADED HOLE(S) BOTH ENDS
THREADED HOLE LOCATION	BOTH ENDS: LOCATED ON TOP OF KEY
BORE LENGTH	1.4370 INCHES NOMINAL BOTH ENDS IN
DESIGN TYPE	INSERT
KEYING FACILITY TYPE	KEYWAY FIRST END
KEYING FACILITY TYPE	KEYWAY SECOND END
OVERALL LENGTH	3.000 INCHES NOMINAL IN
OUTSIDE DIAMETER	2.000 INCHES NOMINAL IN
FEATURES PROVIDED	KEYWAY

OTHER ITEMS IN FSC 3010 — Torque Converters and Speed Changers

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

3010-00-010-0577 3010-00-267-4959 3010-00-356-3346 3010-00-395-0188

SUBSTITUTES & CROSS-REFERENCES 1

234-553-9002Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is FCR20-7-8-3-4?

FCR20-7-8-3-4 is a COUPLING,SHAFT,FLEXIBLE.

What parts can replace FCR20-7-8-3-4?

There is 1 known substitute for FCR20-7-8-3-4: 234-553-9002. Substitute compatibility should be verified for your specific system.

What is the NSN for FCR20-7-8-3-4?

FCR20-7-8-3-4 is cataloged in the U.S. Government catalog under NSN 3010-00-808-0422. This indicates validated use in U.S. government and defense supply chains.

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