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B3231-14-3 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

B3231-14-3: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, leg_length: 0.703 INCHES NOMINAL IN, overall_length: 1.562 INCHES NOMINAL IN, connection_type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: PLAIN ALL ENDS, style_designator: MALE COUPLING HALF. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-977-0709, 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
B3231-14-3
NSN: 4730-00-977-0709
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 13859 — KING NUTRONICS CORPORATION DBA KING NUTRONICS (USA)
SPECIFICATIONS
materialSTEEL BODY
leg_length0.703 INCHES NOMINAL IN
overall_length1.562 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
surface_treatmentCADMIUM BODY
nominal_thread_size0.250 INCHES ALL ENDS IN
quick_disconnect_methodPUSH-PULL ALL ENDS
thread_series_designatorNPT ALL ENDS
quick_disconnect_nominal_size0.625 INCHES ALL ENDS IN
NSN4730-00-977-0709
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: B3231-14-3 · 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 ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
QUICK DISCONNECT NOMINAL SIZE: 0.625 INCHES ALL ENDS IN
•
LEG LENGTH: 0.703 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
CONNECTION TYPEEXTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
OVERALL LENGTH1.562 INCHES NOMINAL IN
QUICK DISCONNECT NOMINAL SIZE0.625 INCHES ALL ENDS IN
LEG LENGTH0.703 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
SURFACE TREATMENTCADMIUM BODY
MATERIALSTEEL BODY
SUBSTITUTES & CROSS-REFERENCES 3
S252Reference document
Same NSN cross-reference
Reference document — Secondary reference
3231-14-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SM-252-4FPReference document
Same NSN cross-reference
Reference document — Secondary 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 B3231-14-3?
B3231-14-3 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace B3231-14-3?
There are 3 known substitutes for B3231-14-3: S252, 3231-14-3, SM-252-4FP. Substitute compatibility should be verified for your specific system.
What is the NSN for B3231-14-3?
B3231-14-3 is cataloged in the U.S. Government catalog under NSN 4730-00-977-0709. This indicates validated use in U.S. government and defense supply chains.
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