7603-059 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

7603-059: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, leg_length: 0.864 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN, seat_angle: 37.0 DEGREES, thread_class: 3A ALL ENDS A, overall_length: 3.470 INCHES MINIMUM AND 3.494 INCHES MAXIMUM IN, connection_type: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-140-0510, 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

7603-059

NSN: 4730-01-140-0510
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 97111 — PARKER-HANNIFIN CORPORATION DIV QUICK COUPLING DIVISION (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING BODY
leg_length	0.864 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
seat_angle	37.0 DEGREES
thread_class	3A ALL ENDS A
overall_length	3.470 INCHES MINIMUM AND 3.494 INCHES MAXIMUM IN
connection_type	THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
connection_style	FLARED ALL ENDS
style_designator	MALE COUPLING HALF
surface_treatment	PASSIVATE BODY
nominal_thread_size	1.062 INCHES ALL ENDS IN
quick_disconnect_method	PUSH-PULL ALL ENDS
thread_quantity_per_inch	12 FIRST QUICK DISCONNECT END
NSN	4730-01-140-0510

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BODY

•

CONNECTION STYLE: FLARED ALL ENDS

•

CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION

•

STYLE DESIGNATOR: MALE COUPLING HALF

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.750 INCHES ALL ENDS IN

•

QUICK DISCONNECT NOMINAL SIZE: 1.312 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BODY
CONNECTION STYLE	FLARED ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
CONNECTION TYPE	EXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
STYLE DESIGNATOR	MALE COUPLING HALF
OVERALL LENGTH	3.470 INCHES MINIMUM AND 3.494 INCHES MAXIMUM IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.750 INCHES ALL ENDS IN
QUICK DISCONNECT NOMINAL SIZE	1.312 INCHES ALL ENDS IN
LEG LENGTH	0.864 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
NOMINAL THREAD SIZE	1.062 INCHES ALL ENDS IN

SUBSTITUTES & CROSS-REFERENCES 3

91561-7603-059Reference document

Same NSN cross-reference

Reference document — Secondary reference

2588789Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

2588789-10Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 7603-059?

7603-059 is a COUPLING HALF,QUICK DISCONNECT.

What parts can replace 7603-059?

There are 3 known substitutes for 7603-059: 91561-7603-059, 2588789, 2588789-10. Substitute compatibility should be verified for your specific system.

What is the NSN for 7603-059?

7603-059 is cataloged in the U.S. Government catalog under NSN 4730-01-140-0510. This indicates validated use in U.S. government and defense supply chains.

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7603-059 — COUPLING HALF,QUICK DISCONNECT

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