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ANSIB16.39 — UNION,PIPE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

ANSIB16.39: UNION,PIPE.

The UNION,PIPE is a the manufacturer industrial component. Key specifications include material: IRON MALLEABLE OVERALL, seat_type: GROUND-JOINT, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: THREADED, surface_treatment: ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-189-2639, 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
ANSIB16.39
NSN: 4730-00-189-2639
NIINs: 001892639, 008397477
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 80204 — AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED DBA AMERICAN NATIONAL STANDARDS INSTITUTE (USA)
SPECIFICATIONS
materialIRON MALLEABLE OVERALL
seat_typeGROUND-JOINT
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorTHREADED
surface_treatmentZINC OVERALL
operating_pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
nominal_thread_size0.125 INCHES ALL ENDS IN
maximum_operating_temp450.0 FAHRENHEIT SINGLE RESPONSE DEGF
nominal_overall_length1.260 INCHES IN
media_for_which_designedWATER-OIL-GAS SECOND RESPONSE
thread_series_designatorNPT ALL ENDS
NSN4730-00-189-2639
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: ANSIB16.39 · 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: PLAIN (PIPE) ALL ENDS
•
COUPLING FLANGE SHAPE: HEXAGON
•
NOMINAL OVERALL LENGTH: 3.260 INCHES IN
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: SCREWED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
SEAT TYPE: BEVELED
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) ALL ENDS
COUPLING FLANGE SHAPEHEXAGON
NOMINAL OVERALL LENGTH3.260 INCHES IN
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSCREWED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SEAT TYPEBEVELED
NOMINAL THREAD SIZE2.000 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP232.0 CELSIUS SINGLE RESPONSE DEGC
SUBSTITUTES & CROSS-REFERENCES 2
B16.39Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-U-18250Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is ANSIB16.39?
ANSIB16.39 is a UNION,PIPE.
What parts can replace ANSIB16.39?
There are 2 known substitutes for ANSIB16.39: B16.39, MIL-U-18250. Substitute compatibility should be verified for your specific system.
What is the NSN for ANSIB16.39?
ANSIB16.39 is cataloged in the U.S. Government catalog under NSN 4730-00-189-2639. This indicates validated use in U.S. government and defense supply chains.
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