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44P21 — ADAPTER,STRAIGHT,PIPE TO HOSE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

44P21: ADAPTER,STRAIGHT,PIPE TO HOSE.

The ADAPTER,STRAIGHT,PIPE TO HOSE is a the manufacturer industrial component. Key specifications include connection_type: UNTHREADED EXTERNAL HOSE SECOND END, connection_style: PLAIN (PIPE) FIRST END, operating_pressure: 240.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 0.375 INCHES FIRST END IN, media_for_which_designed: AIR SINGLE RESPONSE, thread_series_designator: NPT FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-270-3992, 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
44P21
NSN: 4730-00-270-3992
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 72661 — DIXON VALVE & COUPLING COMPANY, LLC DIV DIXON FIRE (USA)
SPECIFICATIONS
connection_typeUNTHREADED EXTERNAL HOSE SECOND END
connection_stylePLAIN (PIPE) FIRST END
operating_pressure240.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.375 INCHES FIRST END IN
media_for_which_designedAIR SINGLE RESPONSE
thread_series_designatorNPT FIRST END
nominal_pipe_size_accommodated0.375 INCHES FIRST END IN
nominal_inside_diameter_hose_accommodated0.500 INCHES SECOND END IN
NSN4730-00-270-3992
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 44P21 · 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 PIPE SIZE ACCOMMODATED: 0.375 INCHES FIRST END IN
•
CONNECTION STYLE: BARBED OR BEADED (HOSE) SECOND END
•
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.500 INCHES SECOND END IN
•
CONNECTION TYPE: UNTHREADED EXTERNAL HOSE SECOND END
•
OPERATING PRESSURE: 240.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.375 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES FIRST END IN
CONNECTION STYLEBARBED OR BEADED (HOSE) SECOND END
CONNECTION STYLEPLAIN (PIPE) FIRST END
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED0.500 INCHES SECOND END IN
CONNECTION TYPEUNTHREADED EXTERNAL HOSE SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
OPERATING PRESSURE240.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.375 INCHES FIRST END IN
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
THREAD SERIES DESIGNATORNPT FIRST END
SUBSTITUTES & CROSS-REFERENCES 3
180Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
2JReference document
Same NSN cross-reference
Reference document — Secondary reference
18A44Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 44P21?
44P21 is a ADAPTER,STRAIGHT,PIPE TO HOSE.
What parts can replace 44P21?
There are 3 known substitutes for 44P21: 180, 2J, 18A44. Substitute compatibility should be verified for your specific system.
What is the NSN for 44P21?
44P21 is cataloged in the U.S. Government catalog under NSN 4730-00-270-3992. This indicates validated use in U.S. government and defense supply chains.
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