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12XHMK46S — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

12XHMK46S: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, operating_pressure: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 1.0625 INCHES FIRST END IN, nominal_overall_length: 50.0 INCHES IN, end_item_identification: NSN 2320-015341091, nominal_outside_diameter: 32.0 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-685-7142, 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
12XHMK46S
NSN: 4730-01-685-7142
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 30780 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV TUBE FITTINGS DIVISION (USA)
SPECIFICATIONS
materialSTEEL BODY
operating_pressure4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.0625 INCHES FIRST END IN
nominal_overall_length50.0 INCHES IN
end_item_identificationNSN 2320-015341091
nominal_outside_diameter32.0 INCHES FIRST END IN
thread_quantity_per_inch12 FIRST END
NSN4730-01-685-7142
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 12XHMK46S · 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
•
NOMINAL OVERALL LENGTH: 50.0 INCHES IN
•
OPERATING PRESSURE: 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.75 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER: 15.5 INCHES SECOND END IN
•
THREAD QUANTITY PER INCH: 12 FIRST END
TECHNICAL CHARACTERISTICS
NOMINAL OVERALL LENGTH50.0 INCHES IN
OPERATING PRESSURE4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.75 INCHES SECOND END IN
NOMINAL THREAD SIZE1.0625 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER15.5 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER32.0 INCHES FIRST END IN
END ITEM IDENTIFICATIONNSN 2320-015341091
THREAD QUANTITY PER INCH12 FIRST END
THREAD QUANTITY PER INCH14 SECOND END
MATERIALSTEEL BODY
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 1
4221777Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 12XHMK46S?
12XHMK46S is a COUPLING,TUBE.
What parts can replace 12XHMK46S?
There is 1 known substitute for 12XHMK46S: 4221777. Substitute compatibility should be verified for your specific system.
What is the NSN for 12XHMK46S?
12XHMK46S is cataloged in the U.S. Government catalog under NSN 4730-01-685-7142. This indicates validated use in U.S. government and defense supply chains.
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