PartsTable
Technical Data Sheet
4650-12 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, leg_length: 0.797 INCHES NOMINAL IN, overall_length: 2.110 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: PLAIN ALL ENDS, style_designator: MALE COUPLING HALF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-303-1421, 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
4650-12
NSN: 4730-00-303-1421
FSC: 4730
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
leg_length0.797 INCHES NOMINAL IN
overall_length2.110 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
features_providedSELF-SEALING
surface_treatmentCADMIUM AND CHROMATE BODY
nominal_thread_size0.750 INCHES ALL ENDS IN
quick_disconnect_methodPUSH-PULL ALL ENDS
thread_series_designatorNPT ALL ENDS
mating_end_identificationSNAP-TITE INC,COUPLING HALF,QUICK DISCONNET,PART NO. 4650-3
NSN4730-00-303-1421
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 4650-12 · 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
STYLE DESIGNATOR: MALE COUPLING HALF
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
SURFACE TREATMENT: CADMIUM AND CHROMATE BODY
MATING END IDENTIFICATION: SNAP-TITE INC,COUPLING HALF,QUICK DISCONNET,PART NO. 4650-3
THREAD SERIES DESIGNATOR: NPT ALL ENDS
QUICK DISCONNECT METHOD: PUSH-PULL ALL ENDS
CONNECTION STYLE: PLAIN ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORMALE COUPLING HALF
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST FLUID END CONNECTION
SURFACE TREATMENTCADMIUM AND CHROMATE BODY
MATING END IDENTIFICATIONSNAP-TITE INC,COUPLING HALF,QUICK DISCONNET,PART NO. 4650-3
THREAD SERIES DESIGNATORNPT ALL ENDS
QUICK DISCONNECT METHODPUSH-PULL ALL ENDS
OVERALL LENGTH2.110 INCHES NOMINAL IN
CONNECTION STYLEPLAIN ALL ENDS
CONNECTION TYPEINTERNAL QUICK DISCONNECT ALL ENDS
LEG LENGTH0.797 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
2623131-2Interchangeable
interchangeable cross-reference
interchangeable
4650-3Interchangeable
interchangeable cross-reference
interchangeable
2623131Interchangeable
interchangeable cross-reference
interchangeable
AP28122Interchangeable
interchangeable cross-reference
interchangeable
A219035-1Interchangeable
interchangeable cross-reference
interchangeable
4650-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4650-12?
4650-12 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 4650-12?
There are 14 known substitutes for 4650-12: 2623131-2, 4650-3, 2623131 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4650-12?
4650-12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-303-1421. This indicates validated use in U.S. government and defense supply chains.
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