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A3723 — ADAPTER,STRAIGHT,PIPE TO GAS FIT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

A3723: ADAPTER,STRAIGHT,PIPE TO GAS FIT.

ADAPTER,STRAIGHT,PIPE TO GAS FIT. Key specifications include material: COPPER ALLOY OR COPPER OVERALL, seat_angle: 30.0 DEGREES SECOND END, connection_type: THREADED EXTERNAL GAS FITTING SECOND END, connection_style: INVERTED FLARE (PIPE) FIRST END, nominal_thread_size: 0.903 INCHES SECOND END IN, nominal_overall_length: 1.656 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-677-3736, 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
A3723
NSN: 4730-00-677-3736
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 56190 — METADURE PARTS & SALES, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OR COPPER OVERALL
seat_angle30.0 DEGREES SECOND END
connection_typeTHREADED EXTERNAL GAS FITTING SECOND END
connection_styleINVERTED FLARE (PIPE) FIRST END
nominal_thread_size0.903 INCHES SECOND END IN
nominal_overall_length1.656 INCHES IN
media_for_which_designedAIR SECOND RESPONSE
thread_series_designatorNPT FIRST END
reduced_passage_nominal_inside_diameter0.203 INCHES FIRST END IN
NSN4730-00-677-3736
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: A3723 · 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
•
CONNECTION STYLE: INVERTED FLARE (PIPE) FIRST END
•
NOMINAL OVERALL LENGTH: 1.656 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END
•
REDUCED PASSAGE NOMINAL INSIDE DIAMETER: 0.203 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.903 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEINVERTED FLARE (PIPE) FIRST END
CONNECTION STYLEINVERTED FLARE (GAS FITTING) SECOND END
NOMINAL OVERALL LENGTH1.656 INCHES IN
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION TYPETHREADED EXTERNAL GAS FITTING SECOND END
REDUCED PASSAGE NOMINAL INSIDE DIAMETER0.203 INCHES FIRST END IN
NOMINAL THREAD SIZE0.903 INCHES SECOND END IN
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
SEAT ANGLE30.0 DEGREES SECOND END
SEAT ANGLE30.0 DEGREES AND 35.0 DEGREES FIRST END
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A3723?
A3723 is a ADAPTER,STRAIGHT,PIPE TO GAS FIT.
What is the NSN for A3723?
A3723 is cataloged in the U.S. Government catalog under NSN 4730-00-677-3736. This indicates validated use in U.S. government and defense supply chains.
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