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145477 — ADAPTER,STRAIGHT,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

145477: ADAPTER,STRAIGHT,PIPE TO TUBE.

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_angle: 42.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: INVERTED FLARE (TUBE) FIRST END, surface_treatment: CADMIUM AND ZINC INSIDE. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-277-8732, 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
145477
NSN: 4730-00-277-8732
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle42.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_styleINVERTED FLARE (TUBE) FIRST END
surface_treatmentCADMIUM AND ZINC INSIDE
nominal_thread_size0.688 INCHES FIRST END IN
nominal_overall_length1.000 INCHES IN
thread_quantity_per_inch18 FIRST END
thread_series_designatorUNS FIRST END
nominal_pipe_size_accommodated0.250 INCHES SECOND END IN
nominal_outside_diameter_tube_accommodated0.438 INCHES FIRST END IN
NSN4730-00-277-8732
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 145477 · 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: 0.250 INCHES SECOND END IN
•
CONNECTION STYLE: INVERTED FLARE (TUBE) FIRST END
•
NOMINAL OVERALL LENGTH: 1.000 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.438 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.688 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES SECOND END IN
CONNECTION STYLEINVERTED FLARE (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL OVERALL LENGTH1.000 INCHES IN
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.438 INCHES FIRST END IN
NOMINAL THREAD SIZE0.688 INCHES FIRST END IN
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
SEAT ANGLE42.0 DEGREES FIRST END
SUBSTITUTES & CROSS-REFERENCES 1
671152Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 145477?
145477 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace 145477?
There is 1 known substitute for 145477: 671152. Substitute compatibility should be verified for your specific system.
What is the NSN for 145477?
145477 is cataloged in the U.S. Government catalog under NSN 4730-00-277-8732. This indicates validated use in U.S. government and defense supply chains.
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