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51415K54 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

51415K54: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, connection_type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: PLAIN FIRST FLUID END CONNECTION, special_features: OD OF FIRST FLUID END IS 2.125 INCHES NOMINAL IN, style_designator: FEMALE COUPLING HALF, operating_pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-549-4308, 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
51415K54
NSN: 4730-01-549-4308
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
connection_typeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
connection_stylePLAIN FIRST FLUID END CONNECTION
special_featuresOD OF FIRST FLUID END IS 2.125 INCHES NOMINAL IN
style_designatorFEMALE COUPLING HALF
operating_pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.500 INCHES FIRST FLUID END CONNECTION IN
end_item_identification4610-01-488-6961, WATER PURIFICATION UNIT, SKID MOUNTED
media_for_which_designedWATER SINGLE RESPONSE
thread_quantity_per_inch11 1/2 FIRST FLUID END CONNECTION
thread_series_designatorNPT FIRST FLUID END CONNECTION
furnished_items_and_quantity1 LOCKING DEVICE AND 1 NUT-SLEEVE
NSN4730-01-549-4308
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 51415K54 · 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
•
FURNISHED ITEMS AND QUANTITY: 1 LOCKING DEVICE AND 1 NUT-SLEEVE
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.500 INCHES FIRST FLUID END CONNECTION IN
•
CONNECTION STYLE: PLAIN FIRST FLUID END CONNECTION
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: FEMALE COUPLING HALF
•
OPERATING PRESSURE: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 1.500 INCHES FIRST FLUID END CONNECTION IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 LOCKING DEVICE AND 1 NUT-SLEEVE
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES FIRST FLUID END CONNECTION IN
CONNECTION STYLEPLAIN FIRST FLUID END CONNECTION
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
STYLE DESIGNATORFEMALE COUPLING HALF
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE1.500 INCHES FIRST FLUID END CONNECTION IN
SPECIAL FEATURESOD OF FIRST FLUID END IS 2.125 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDWATER SINGLE RESPONSE
PART NAME ASSIGNED BY CONTROLLING AGENCYCAM AND GROOVE COUPLING PLUG X FEMALE NPT PIPE (A ADAPTER)
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 51415K54?
51415K54 is a COUPLING HALF,QUICK DISCONNECT.
What is the NSN for 51415K54?
51415K54 is cataloged in the U.S. Government catalog under NSN 4730-01-549-4308. This indicates validated use in U.S. government and defense supply chains.
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