3SD9 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

3SD9: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, leg_length: 1.109 INCHES NOMINAL IN, overall_length: 2.719 INCHES MINIMUM AND 2.906 INCHES MAXIMUM IN, connection_type: THREADED EXTERNAL HOSE GRIPPING FIRST FLUID END CONNECTION, connection_style: HOSE GRIPPING NIPPLE ALL ENDS, style_designator: MALE COUPLING HALF. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-293-7185, 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

3SD9

NSN: 4730-00-293-7185
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 73992 — TUTHILL CORP HANSEN COUPLING DIV (USA)

SPECIFICATIONS

material	COPPER ALLOY BODY
leg_length	1.109 INCHES NOMINAL IN
overall_length	2.719 INCHES MINIMUM AND 2.906 INCHES MAXIMUM IN
connection_type	THREADED EXTERNAL HOSE GRIPPING FIRST FLUID END CONNECTION
connection_style	HOSE GRIPPING NIPPLE ALL ENDS
style_designator	MALE COUPLING HALF
features_provided	SELF-SEALING
quick_disconnect_method	SPRING PUSH-PULL ALL ENDS
quick_disconnect_nominal_size	0.438 INCHES ALL ENDS IN
nominal_inside_diameter_hose_accommodated	0.375 INCHES ALL ENDS IN
NSN	4730-00-293-7185

COMPONENT DIAGRAM

KEY FEATURES

•

CONNECTION STYLE: HOSE GRIPPING NIPPLE ALL ENDS

•

NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED: 0.375 INCHES ALL ENDS IN

•

CONNECTION TYPE: THREADED EXTERNAL HOSE GRIPPING FIRST FLUID END CONNECTION

•

STYLE DESIGNATOR: MALE COUPLING HALF

•

QUICK DISCONNECT NOMINAL SIZE: 0.438 INCHES ALL ENDS IN

•

LEG LENGTH: 1.109 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

CONNECTION STYLE	HOSE GRIPPING NIPPLE ALL ENDS
NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED	0.375 INCHES ALL ENDS IN
CONNECTION TYPE	THREADED EXTERNAL HOSE GRIPPING FIRST FLUID END CONNECTION
CONNECTION TYPE	INTERNAL QUICK DISCONNECT ALL ENDS
STYLE DESIGNATOR	MALE COUPLING HALF
OVERALL LENGTH	2.719 INCHES MINIMUM AND 2.906 INCHES MAXIMUM IN
QUICK DISCONNECT NOMINAL SIZE	0.438 INCHES ALL ENDS IN
LEG LENGTH	1.109 INCHES NOMINAL IN
FEATURES PROVIDED	SELF-SEALING
MATERIAL	COPPER ALLOY BODY

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 2

2DK3-BSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2DK3Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 3SD9?

3SD9 is a COUPLING HALF,QUICK DISCONNECT.

What parts can replace 3SD9?

There are 2 known substitutes for 3SD9: 2DK3-B, 2DK3. Substitute compatibility should be verified for your specific system.

What is the NSN for 3SD9?

3SD9 is cataloged in the U.S. Government catalog under NSN 4730-00-293-7185. This indicates validated use in U.S. government and defense supply chains.

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3SD9 — COUPLING HALF,QUICK DISCONNECT

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