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75D421006 — ADAPTER,STRAIGHT,PIPE TO TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

75D421006: ADAPTER,STRAIGHT,PIPE TO TUBE.

The ADAPTER,STRAIGHT,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6151 OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3B FIRST END, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: GASKET SEAL (BOSS) SECOND END, nominal_thread_size: 0.500 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-309-3387, 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
75D421006
NSN: 4730-01-309-3387
NIINs: 013093387, 013093395
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 91145 — FLEET READINESS CENTER SOUTHWEST (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6151 OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class3B FIRST END
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_styleGASKET SEAL (BOSS) SECOND END
nominal_thread_size0.500 INCHES FIRST END IN
nominal_overall_length2.250 INCHES IN
thread_quantity_per_inch12 FIRST END
thread_series_designatorNPT FIRST END
nominal_outside_diameter_tube_accommodated0.750 INCHES FIRST END IN
NSN4730-01-309-3387
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 75D421006 · 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: FLARED (TUBE) FIRST END
•
NOMINAL OVERALL LENGTH: 2.750 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES FIRST END IN
•
NOMINAL THREAD SIZE: 0.750 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL OVERALL LENGTH2.750 INCHES IN
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.750 INCHES FIRST END IN
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
NOMINAL THREAD SIZE1.062 INCHES FIRST END IN
SEAT ANGLE37.0 DEGREES FIRST END
THREAD CLASS3A FIRST END A
SUBSTITUTES & CROSS-REFERENCES 1
75D421006-2009Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 75D421006?
75D421006 is a ADAPTER,STRAIGHT,PIPE TO TUBE.
What parts can replace 75D421006?
There is 1 known substitute for 75D421006: 75D421006-2009. Substitute compatibility should be verified for your specific system.
What is the NSN for 75D421006?
75D421006 is cataloged in the U.S. Government catalog under NSN 4730-01-309-3387. This indicates validated use in U.S. government and defense supply chains.
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