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VHN-4-4F-MHO — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

VHN-4-4F-MHO: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, leg_length: 0.590 INCHES NOMINAL IN, overall_length: 1.590 INCHES NOMINAL IN, connection_type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION, connection_style: PLAIN ALL ENDS, style_designator: MALE COUPLING HALF. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-088-0899, 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
VHN-4-4F-MHO
NSN: 4730-01-088-0899
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
materialSTEEL BODY
leg_length0.590 INCHES NOMINAL IN
overall_length1.590 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
connection_stylePLAIN ALL ENDS
style_designatorMALE COUPLING HALF
surface_treatmentCADMIUM AND CHROMATE BODY
nominal_thread_size0.250 INCHES ALL ENDS IN
quick_disconnect_methodPUSH-PULL ALL ENDS
thread_series_designatorNPT ALL ENDS
material_document_and_classification66,AISI SAE C-1144 FED STD SINGLE MATERIAL RESPONSE BODY
surface_treatment_document_and_classificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE BODY
NSN4730-01-088-0899
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: VHN-4-4F-MHO · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE BODY
•
CONNECTION STYLE: PLAIN ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI SAE C-1144 FED STD SINGLE MATERIAL RESPONSE BODY
•
LEG LENGTH: 0.590 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE BODY
CONNECTION STYLEPLAIN ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE FIRST FLUID END CONNECTION
CONNECTION TYPEEXTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATORMALE COUPLING HALF
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI SAE C-1144 FED STD SINGLE MATERIAL RESPONSE BODY
OVERALL LENGTH1.590 INCHES NOMINAL IN
LEG LENGTH0.590 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
SURFACE TREATMENTCADMIUM AND CHROMATE BODY
SUBSTITUTES & CROSS-REFERENCES 2
810AS1228-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
810AS1228Reference 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 VHN-4-4F-MHO?
VHN-4-4F-MHO is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace VHN-4-4F-MHO?
There are 2 known substitutes for VHN-4-4F-MHO: 810AS1228-2, 810AS1228. Substitute compatibility should be verified for your specific system.
What is the NSN for VHN-4-4F-MHO?
VHN-4-4F-MHO is cataloged in the U.S. Government catalog under NSN 4730-01-088-0899. This indicates validated use in U.S. government and defense supply chains.
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