KC126C6 — UNION,TUBE

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

KC126C6: UNION,TUBE.

The UNION,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END, special_features: MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-502-8979, 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

KC126C6

NSN: 4730-00-502-8979
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 22264 — JOHN F KENNEDY SPACE CENTER DBA NASA DIV KENNEDY SPACE CENTER (USA)

SPECIFICATIONS

material	STEEL COMP 316 OVERALL
seat_angle	37.0 DEGREES FIRST END
thread_class	3A FIRST END A
connection_type	THREADED EXTERNAL TUBE FIRST END
connection_style	FLARED (TUBE) FIRST END
special_features	MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103
style_designator	FLARED W/ CENTER WRENCHING FACILITY
surface_treatment	PASSIVATE OUTSIDE
nominal_thread_size	0.562 INCHES FIRST END IN
nominal_overall_length	1.375 INCHES IN
thread_series_designator	UNF FIRST END
material_document_and_classification	QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	4730-00-502-8979

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION STYLE: FLARED (TUBE) FIRST END

•

NOMINAL OVERALL LENGTH: 1.375 INCHES IN

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END

•

STYLE DESIGNATOR: FLARED W/ CENTER WRENCHING FACILITY

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN

•

NOMINAL THREAD SIZE: 0.562 INCHES FIRST END IN

•

SEAT ANGLE: 37.0 DEGREES FIRST END

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	FLARED (TUBE) FIRST END
NOMINAL OVERALL LENGTH	1.375 INCHES IN
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATOR	FLARED W/ CENTER WRENCHING FACILITY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.375 INCHES FIRST END IN
NOMINAL THREAD SIZE	0.562 INCHES FIRST END IN
SEAT ANGLE	37.0 DEGREES FIRST END
SPECIAL FEATURES	MACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103
SURFACE TREATMENT	PASSIVATE INSIDE

SUBSTITUTES & CROSS-REFERENCES 3

KC126K6Reference document

Same NSN cross-reference

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

AS1251K06Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

SAE-AS1251Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 KC126C6?

KC126C6 is a UNION,TUBE.

What parts can replace KC126C6?

There are 3 known substitutes for KC126C6: KC126K6, AS1251K06, SAE-AS1251. Substitute compatibility should be verified for your specific system.

What is the NSN for KC126C6?

KC126C6 is cataloged in the U.S. Government catalog under NSN 4730-00-502-8979. This indicates validated use in U.S. government and defense supply chains.

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KC126C6 — UNION,TUBE

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