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S71-3N8-8EF — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

S71-3N8-8EF: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_angle: 37.0 DEGREES, exterior_color: YELLOW, connection_type: THREADED INTERNAL TUBE FIRST FLUID END CONNECTION, connection_style: FLARE FIRST FLUID END CONNECTION, special_features: STEEL PLATED WITH YELLOW ZINC DICHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-555-9491, 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
S71-3N8-8EF
NSN: 4730-01-555-9491
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle37.0 DEGREES
exterior_colorYELLOW
connection_typeTHREADED INTERNAL TUBE FIRST FLUID END CONNECTION
connection_styleFLARE FIRST FLUID END CONNECTION
special_featuresSTEEL PLATED WITH YELLOW ZINC DICHROMATE
style_designatorMALE COUPLING HALF
surface_treatmentDICHROMATE OVERALL
operating_pressure10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp120.0 CELSIUS SINGLE RESPONSE DEGC
end_item_identificationHYDRAULIC COMPENSATOR ASSEMBLY
quick_disconnect_methodPUSH-PULL FIRST QUICK DISCONNECT END
NSN4730-01-555-9491
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: S71-3N8-8EF · 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: PUSH (EXTERNAL) FIRST QUICK DISCONNECT END
•
CONNECTION TYPE: INTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST FLUID END CONNECTION IN
•
OPERATING PRESSURE: 10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
QUICK DISCONNECT NOMINAL SIZE: 0.500 INCHES FIRST QUICK DISCONNECT END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPUSH (EXTERNAL) FIRST QUICK DISCONNECT END
CONNECTION STYLEFLARE FIRST FLUID END CONNECTION
CONNECTION TYPEINTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST FLUID END CONNECTION
STYLE DESIGNATORMALE COUPLING HALF
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST FLUID END CONNECTION IN
OPERATING PRESSURE10000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
QUICK DISCONNECT NOMINAL SIZE0.500 INCHES FIRST QUICK DISCONNECT END IN
SEAT ANGLE37.0 DEGREES
EXTERIOR COLORYELLOW
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 S71-3N8-8EF?
S71-3N8-8EF is a COUPLING HALF,QUICK DISCONNECT.
What is the NSN for S71-3N8-8EF?
S71-3N8-8EF is cataloged in the U.S. Government catalog under NSN 4730-01-555-9491. This indicates validated use in U.S. government and defense supply chains.
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