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6718K52 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

6718K52: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL PLUG, overall_length: 1.660 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL PIPE SECOND FLUID END CONNECTION, style_designator: FEMALE COUPLING HALF, media_for_which_designed: WATER FIRST RESPONSE, thread_series_designator: NPTF ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-599-5443, 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
6718K52
NSN: 4730-01-599-5443
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL PLUG
overall_length1.660 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL PIPE SECOND FLUID END CONNECTION
special_featuresMAXIMUM PRESSURE 300 PSI AR 62 DEG. FAHRENHEIT;OPERATING TEMP RANGE MINUS 40 DEG. TO PLUS 250 DEG. FAHRENHEIT;USED WITH FLEXIBLE PVC RUBBER
style_designatorFEMALE COUPLING HALF
media_for_which_designedWATER FIRST RESPONSE
thread_series_designatorNPTF ALL ENDS
NSN4730-01-599-5443
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 6718K52 · 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 TYPE: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: FEMALE COUPLING HALF
•
MEDIA FOR WHICH DESIGNED: WATER FIRST RESPONSE
•
MATERIAL: STEEL PLUG
TECHNICAL CHARACTERISTICS
CONNECTION TYPEUNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND FLUID END CONNECTION
STYLE DESIGNATORFEMALE COUPLING HALF
OVERALL LENGTH1.660 INCHES NOMINAL IN
SPECIAL FEATURESMAXIMUM PRESSURE 300 PSI AR 62 DEG. FAHRENHEIT;OPERATING TEMP RANGE MINUS 40 DEG. TO PLUS 250 DEG. FAHRENHEIT;USED WITH FLEXIBLE PVC RUBBER
MEDIA FOR WHICH DESIGNEDWATER FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SECOND RESPONSE
MATERIALSTEEL PLUG
THREAD SERIES DESIGNATORNPTF ALL ENDS
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895 4730-00-000-4289 4730-00-000-4445 4730-00-000-8373 4730-00-000-8897 4730-00-001-0007 4730-00-001-0008
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 6718K52?
6718K52 is a COUPLING HALF,QUICK DISCONNECT.
What is the NSN for 6718K52?
6718K52 is cataloged in the U.S. Government catalog under NSN 4730-01-599-5443. This indicates validated use in U.S. government and defense supply chains.
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