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5606-4-4S — COUPLING ASSEMBLY,QUICK DISCONNE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

5606-4-4S: COUPLING ASSEMBLY,QUICK DISCONNE.

COUPLING ASSEMBLY,QUICK DISCONNE. Key specifications include material: STEEL OVERALL, thread_class: 2B FIRST FLUID END CONNECTION, overall_length: 2.530 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN, connection_type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: PLAIN FIRST FLUID END CONNECTION, special_features: STANDARD SEAL MATERIAL IS BUNA-N; -04 SIZE HAS BRASS POPPET GUIDES; RATED FLOW IS 1 GPM. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-491-2035, 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
5606-4-4S
NSN: 4730-01-491-2035
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2B FIRST FLUID END CONNECTION
overall_length2.530 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN
connection_typeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
connection_stylePLAIN FIRST FLUID END CONNECTION
special_featuresSTANDARD SEAL MATERIAL IS BUNA-N; -04 SIZE HAS BRASS POPPET GUIDES; RATED FLOW IS 1 GPM
style_designatorCOUPLING ASSEMBLY, THREADED INTERNAL
surface_treatmentZINC OVERALL
operating_pressure5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.438 INCHES FIRST FLUID END CONNECTION IN
end_item_identificationCHEMICAL BIOLOGICAL, NSN 5410-01-482-7565
quick_disconnect_methodPUSH-PULL ALL ENDS
NSN4730-01-491-2035
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 5606-4-4S · 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: PLAIN FIRST FLUID END CONNECTION
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: COUPLING ASSEMBLY, THREADED INTERNAL
•
OPERATING PRESSURE: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.438 INCHES FIRST FLUID END CONNECTION IN
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN FIRST FLUID END CONNECTION
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
STYLE DESIGNATORCOUPLING ASSEMBLY, THREADED INTERNAL
OVERALL LENGTH2.530 INCHES MINIMUM AND 3.090 INCHES MAXIMUM IN
OPERATING PRESSURE5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.438 INCHES FIRST FLUID END CONNECTION IN
SPECIAL FEATURESSTANDARD SEAL MATERIAL IS BUNA-N; -04 SIZE HAS BRASS POPPET GUIDES; RATED FLOW IS 1 GPM
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYHYDRAULIC COUPLING
THREAD CLASS2B FIRST FLUID END CONNECTION
SUBSTITUTES & CROSS-REFERENCES 2
17-1-9429-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
17-1-9429Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 5606-4-4S?
5606-4-4S is a COUPLING ASSEMBLY,QUICK DISCONNE.
What parts can replace 5606-4-4S?
There are 2 known substitutes for 5606-4-4S: 17-1-9429-1, 17-1-9429. Substitute compatibility should be verified for your specific system.
What is the NSN for 5606-4-4S?
5606-4-4S is cataloged in the U.S. Government catalog under NSN 4730-01-491-2035. This indicates validated use in U.S. government and defense supply chains.
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