421ADHCC — TUBE ASSEMBLY,METAL

✓ Government record, cited

— · PIPE SECTION

PRODUCT OVERVIEW

421ADHCC: TUBE ASSEMBLY,METAL.

The TUBE ASSEMBLY,METAL is a the manufacturer industrial component. Key specifications include material: STEEL ALL ENDSSTEEL ALL ENDS, design_form: PREBENTPREBENT, thread_class: 2B ALL ENDS2B ALL ENDS, wall_thickness: 0.083 INCHES NOMINAL0.083 INCHES NOMINAL IN, thread_direction: RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS, seat_angle_in_deg: 12.0 SECOND END12.0 SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 4710-00-654-9021, 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

421ADHCC

NSN: 4710-00-654-9021
FSC: 4710 — Pipe, Tube and Rigid Tubing
CAGE: 82796 — COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE (USA)

SPECIFICATIONS

material	STEEL ALL ENDSSTEEL ALL ENDS
design_form	PREBENTPREBENT
thread_class	2B ALL ENDS2B ALL ENDS
wall_thickness	0.083 INCHES NOMINAL0.083 INCHES NOMINAL IN
thread_direction	RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
seat_angle_in_deg	12.0 SECOND END12.0 SECOND END
mating_end_quantity	1 FIRST END1 FIRST END
nominal_thread_size	0.500 INCHES FIRST END0.500 INCHES FIRST END IN
end_connection_style	SWIVEL NUT WITH COMPRESSION SLEEVE SECOND ENDSWIVEL NUT WITH COMPRESSION SLEEVE SECOND END
tube_outside_diameter	0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
thread_series_designator	UN SECOND ENDUN SECOND END
NSN	4710-00-654-9021

COMPONENT DIAGRAM

KEY FEATURES

•

SEAT ANGLE IN DEG: 12.0 SECOND END12.0 SECOND END

•

DESIGN FORM: PREBENTPREBENT

•

MATING END QUANTITY: 1 FIRST END1 FIRST END

•

WALL THICKNESS: 0.083 INCHES NOMINAL0.083 INCHES NOMINAL IN

•

THREAD DIRECTION: RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.500 INCHES FIRST END0.500 INCHES FIRST END IN

TECHNICAL CHARACTERISTICS

SEAT ANGLE IN DEG	12.0 SECOND END12.0 SECOND END
SEAT ANGLE IN DEG	30.0 FIRST END30.0 FIRST END
DESIGN FORM	PREBENTPREBENT
MATING END QUANTITY	1 FIRST END1 FIRST END
MATING END QUANTITY	1 SECOND END1 SECOND END
WALL THICKNESS	0.083 INCHES NOMINAL0.083 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.500 INCHES FIRST END0.500 INCHES FIRST END IN
NOMINAL THREAD SIZE	0.625 INCHES SECOND END0.625 INCHES SECOND END IN
END CONNECTION STYLE	SWIVEL NUT WITH COMPRESSION SLEEVE SECOND ENDSWIVEL NUT WITH COMPRESSION SLEEVE SECOND END

SUBSTITUTES & CROSS-REFERENCES 2

16100411Reference document

Same NSN cross-reference

Reference document — Secondary reference

A421ADH2Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 421ADHCC?

421ADHCC is a TUBE ASSEMBLY,METAL.

What parts can replace 421ADHCC?

There are 2 known substitutes for 421ADHCC: 16100411, A421ADH2. Substitute compatibility should be verified for your specific system.

What is the NSN for 421ADHCC?

421ADHCC is cataloged in the U.S. Government catalog under NSN 4710-00-654-9021. This indicates validated use in U.S. government and defense supply chains.

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421ADHCC — TUBE ASSEMBLY,METAL

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