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KC142K8 — NUT,TUBE COUPLING

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

KC142K8: NUT,TUBE COUPLING.

The NUT,TUBE COUPLING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: TUBE COUPLING, nut_height: 0.854 INCHES NOMINAL IN, seat_angle: 45.00 DEGREES NOMINAL, thread_class: 3B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-012-5091, 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
KC142K8
NSN: 4730-01-012-5091
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 22264 — JOHN F KENNEDY SPACE CENTER DBA NASA DIV KENNEDY SPACE CENTER (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleTUBE COUPLING
nut_height0.854 INCHES NOMINAL IN
seat_angle45.00 DEGREES NOMINAL
thread_class3B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
length_to_shoulder0.723 INCHES NOMINAL IN
width_across_flats0.875 INCHES NOMINAL IN
nominal_thread_size0.750 INCHES IN
thread_quantity_per_inch16
NSN4730-01-012-5091
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: KC142K8 · OEM ⚠ VERIFY BEFORE ORDERING NPT ≠ BSPT — tapered threads look identical but are NOT interchangeable. Wrong thread = leak. JIC (37°) ≠ AN (37°) ≠ SAE 45° — flare angles must match exactly. Measure thread pitch with gauge — visual identification is unreliable ✓ BROKER TIP Always use thread sealant (PTFE tape or pipe compound) on tapered threads (NPT/BSPT). JIC/AN flare fittings seal metal-to-metal — never use tape on flare connections PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH TO SHOULDER: 0.723 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.875 INCHES NOMINAL IN
•
THREAD SERIES: UNF
•
SEAT ANGLE: 45.00 DEGREES NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
SPECIFICATION/STANDARD DATA: 22264-KC142 GOVERNMENT STANDARD
•
NUT HEIGHT: 0.854 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH TO SHOULDER0.723 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.875 INCHES NOMINAL IN
THREAD SERIESUNF
SEAT ANGLE45.00 DEGREES NOMINAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.750 INCHES IN
SPECIFICATION/STANDARD DATA22264-KC142 GOVERNMENT STANDARD
NUT HEIGHT0.854 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLETUBE COUPLING
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES 2
AS4326K08Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
KC142C8Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KC142K8?
KC142K8 is a NUT,TUBE COUPLING.
What parts can replace KC142K8?
There are 2 known substitutes for KC142K8: AS4326K08, KC142C8. Substitute compatibility should be verified for your specific system.
What is the NSN for KC142K8?
KC142K8 is cataloged in the U.S. Government catalog under NSN 4730-01-012-5091. This indicates validated use in U.S. government and defense supply chains.
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