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4-1-4471 — INSERT,FLEXIBLE COUPLING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4-1-4471: INSERT,FLEXIBLE COUPLING.

The INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: UNIVERSAL JOINT SPIDER INCLUDED, overall_thickness: 1.188 INCHES NOMINAL IN, bolt_hole_diameter: 0.330 INCHES NOMINAL IN, bolt_circle_diameter: 4.188 INCHES NOMINAL IN, end_item_identification: RSRP EQUIPMENT. This part is cataloged in the U.S.

Government catalog under NSN 3010-00-277-4124, 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
4-1-4471
NSN: 3010-00-277-4124
NIINs: 002774124, 012670605, 014368965
FSC: 3010 — Torque Converters and Speed Changers
CAGE: 59747 — REXNORD INDUSTRIES, LLC DIV COUPLINGS DIVISION (USA)
SPECIFICATIONS
materialSTEEL
special_featuresUNIVERSAL JOINT SPIDER INCLUDED
overall_thickness1.188 INCHES NOMINAL IN
bolt_hole_diameter0.330 INCHES NOMINAL IN
bolt_hole_quantity4
bolt_circle_diameter4.188 INCHES NOMINAL IN
end_item_identificationRSRP EQUIPMENT
overall_outside_diameter5.219 INCHES NOMINAL IN
NSN3010-00-277-4124
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSERT,FLEXIBLE COUPLING TITLE COMPONENT PN 4-1-4471 MFR INSERT,FLEXIBLE COUPLI
KEY FEATURES
•
OVERALL THICKNESS: 1.188 INCHES NOMINAL IN
•
BOLT HOLE DIAMETER: 0.330 INCHES NOMINAL IN
•
OVERALL OUTSIDE DIAMETER: 5.219 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 4
•
BOLT CIRCLE DIAMETER: 4.188 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS1.188 INCHES NOMINAL IN
BOLT HOLE DIAMETER0.330 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER5.219 INCHES NOMINAL IN
BOLT HOLE QUANTITY4
BOLT CIRCLE DIAMETER4.188 INCHES NOMINAL IN
SPECIAL FEATURESLAMINATED CONSTRUCTION FEATURE-NOT INCL.;BORE DIA 2.625 IN.;MATL-STEEL SAE 30303F IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 7
N37151-1PC72CReference document
Same NSN cross-reference
Reference document — Secondary reference
14471Reference document
Same NSN cross-reference
Reference document — Secondary reference
11087Reference document
Same NSN cross-reference
Reference document — Secondary reference
11239Reference document
Same NSN cross-reference
Reference document — Secondary reference
483896Reference document
Same NSN cross-reference
Reference document — Secondary reference
N37150-1PC72CReference 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 4-1-4471?
4-1-4471 is a INSERT,FLEXIBLE COUPLING.
What parts can replace 4-1-4471?
There are 7 known substitutes for 4-1-4471: N37151-1PC72C, 14471, 11087 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-1-4471?
4-1-4471 is cataloged in the U.S. Government catalog under NSN 3010-00-277-4124. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.