PartsTable
Technical Data Sheet
Download PDF

37KFIN21MPX — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

37KFIN21MPX: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, connection_type: INTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END, connection_style: PUSH (INTERNAL) FIRST QUICK DISCONNECT END, style_designator: FEMALE COUPLING HALF, operating_pressure: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, nominal_thread_size: 0.500 INCHES FIRST FLUID END CONNECTION IN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-690-5506, 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
37KFIN21MPX
NSN: 4730-01-690-5506
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 34629 — NYCOIL CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
connection_typeINTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
connection_stylePUSH (INTERNAL) FIRST QUICK DISCONNECT END
style_designatorFEMALE COUPLING HALF
operating_pressure500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.500 INCHES FIRST FLUID END CONNECTION IN
maximum_operating_temp210.0 FAHRENHEIT SINGLE RESPONSE DEGF
quick_disconnect_methodPUSH-LOCK FIRST QUICK DISCONNECT END
thread_series_designatorNPSF FIRST FLUID END CONNECTION
furnished_items_and_quantity1 SEAL
quick_disconnect_nominal_size0.50 INCHES FIRST QUICK DISCONNECT END IN
nominal_pipe_size_accommodated0.50 INCHES FIRST FLUID END CONNECTION IN
NSN4730-01-690-5506
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 37KFIN21MPX · 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 SEAL
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.50 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: 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 SEAL
NOMINAL PIPE SIZE ACCOMMODATED0.50 INCHES FIRST FLUID END CONNECTION IN
CONNECTION STYLEPLAIN FIRST FLUID END CONNECTION
CONNECTION STYLEPUSH (INTERNAL) FIRST QUICK DISCONNECT END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
CONNECTION TYPEINTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
STYLE DESIGNATORFEMALE COUPLING HALF
OPERATING PRESSURE500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
QUICK DISCONNECT NOMINAL SIZE0.50 INCHES FIRST QUICK DISCONNECT END IN
NOMINAL THREAD SIZE0.500 INCHES FIRST FLUID END CONNECTION IN
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
Ready to buy 37KFIN21MPX?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 37KFIN21MPX?
37KFIN21MPX is a COUPLING HALF,QUICK DISCONNECT.
What is the NSN for 37KFIN21MPX?
37KFIN21MPX is cataloged in the U.S. Government catalog under NSN 4730-01-690-5506. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 37KFIN21MPX