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GB15N4C32 — ADAPTER,STRAIGHT,TUBE TO BOSS

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

GB15N4C32: ADAPTER,STRAIGHT,TUBE TO BOSS.

The ADAPTER,STRAIGHT,TUBE TO BOSS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, thread_class: 3B FIRST END, connection_type: BUTT WELD TUBE SECOND END, connection_style: GASKET SEAL (BOSS) FIRST END, style_designator: PLAIN W/TAPERED ENDS, mounting_end_type: CONCAVE. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-349-7298, 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
GB15N4C32
NSN: 4730-01-349-7298
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
thread_class3B FIRST END
connection_typeBUTT WELD TUBE SECOND END
connection_styleGASKET SEAL (BOSS) FIRST END
style_designatorPLAIN W/TAPERED ENDS
mounting_end_typeCONCAVE
nominal_thread_size0.437 INCHES FIRST END IN
nominal_overall_length0.812 INCHES IN
thread_quantity_per_inch20 FIRST END
thread_series_designatorUNJS FIRST END
nominal_pipe_size_accommodated4.000 INCHES ALL ENDS IN
nominal_outside_diameter_tube_accommodated2.000 INCHES SECOND END IN
NSN4730-01-349-7298
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: GB15N4C32 · 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
•
MOUNTING END TYPE: CONCAVE
•
NOMINAL PIPE SIZE ACCOMMODATED: 4.000 INCHES ALL ENDS IN
•
CONNECTION STYLE: GASKET SEAL (BOSS) FIRST END
•
NOMINAL OVERALL LENGTH: 0.812 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: PLAIN W/TAPERED ENDS
TECHNICAL CHARACTERISTICS
MOUNTING END TYPECONCAVE
NOMINAL PIPE SIZE ACCOMMODATED4.000 INCHES ALL ENDS IN
CONNECTION STYLEGASKET SEAL (BOSS) FIRST END
CONNECTION STYLEPLAIN (TUBE) SECOND END
NOMINAL OVERALL LENGTH0.812 INCHES IN
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
CONNECTION TYPEBUTT WELD TUBE SECOND END
STYLE DESIGNATORPLAIN W/TAPERED ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED2.000 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
SUBSTITUTES & CROSS-REFERENCES 1
GB15NReference 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 GB15N4C32?
GB15N4C32 is a ADAPTER,STRAIGHT,TUBE TO BOSS.
What parts can replace GB15N4C32?
There is 1 known substitute for GB15N4C32: GB15N. Substitute compatibility should be verified for your specific system.
What is the NSN for GB15N4C32?
GB15N4C32 is cataloged in the U.S. Government catalog under NSN 4730-01-349-7298. This indicates validated use in U.S. government and defense supply chains.
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