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Technical Data Sheet
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KC123K16 — TEE,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

KC123K16: TEE,TUBE.

The TEE,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, leg_length: 1.781 INCHES MINIMUM AND 1.828 INCHES MAXIMUM FIRST END IN, 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. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-541-3608, 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
KC123K16
NSN: 4730-00-541-3608
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 COMP 316 OVERALL
leg_length1.781 INCHES MINIMUM AND 1.828 INCHES MAXIMUM FIRST END IN
seat_angle37.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
special_featuresMACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103
surface_treatmentPASSIVATE INSIDE
nominal_thread_size1.312 INCHES FIRST END IN
thread_quantity_per_inch12 FIRST END
thread_series_designatorUN FIRST END
furnished_items_and_quantity1 PREINSERTED RING
NSN4730-00-541-3608
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: KC123K16 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 PREINSERTED RING
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.000 INCHES FIRST END IN
•
LEG LENGTH: 1.781 INCHES MINIMUM AND 1.828 INCHES MAXIMUM FIRST END IN
•
NOMINAL THREAD SIZE: 1.312 INCHES FIRST END IN
•
SEAT ANGLE: 37.0 DEGREES FIRST END
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 PREINSERTED RING
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES FIRST END IN
LEG LENGTH1.781 INCHES MINIMUM AND 1.828 INCHES MAXIMUM FIRST END IN
NOMINAL THREAD SIZE1.312 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
SPECIAL FEATURESMACHINED GROOVE IN FLARED ENDS TO ACCOMMODATE SEAL RINGS PER KC103
SURFACE TREATMENTPASSIVATE INSIDE
SUBSTITUTES & CROSS-REFERENCES 3
KC123C16Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS1252K16Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS1252Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KC123K16?
KC123K16 is a TEE,TUBE.
What parts can replace KC123K16?
There are 3 known substitutes for KC123K16: KC123C16, AS1252K16, SAE-AS1252. Substitute compatibility should be verified for your specific system.
What is the NSN for KC123K16?
KC123K16 is cataloged in the U.S. Government catalog under NSN 4730-00-541-3608. This indicates validated use in U.S. government and defense supply chains.
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