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144669-6 — COUPLING HALF,QUICK DISCONNECT

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

144669-6: COUPLING HALF,QUICK DISCONNECT.

The COUPLING HALF,QUICK DISCONNECT is a the manufacturer industrial component. Key specifications include material: STEEL BODY, leg_length: 0.453 INCHES NOMINAL IN, seat_angle: 12.0 DEGREES, thread_class: 3A ALL ENDS A, overall_length: 1.923 INCHES NOMINAL IN, connection_type: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-208-4346, 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
144669-6
NSN: 4730-01-208-4346
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL BODY
leg_length0.453 INCHES NOMINAL IN
seat_angle12.0 DEGREES
thread_class3A ALL ENDS A
overall_length1.923 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
connection_styleFLARELESS ALL ENDS
style_designatorMALE COUPLING HALF
features_providedSELF-SEALING
nominal_thread_size0.438 INCHES ALL ENDS IN
quick_disconnect_methodPUSH-PULL ALL ENDS
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
NSN4730-01-208-4346
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 144669-6 · 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: FLARELESS ALL ENDS
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
•
STYLE DESIGNATOR: MALE COUPLING HALF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 TYPE 316 FED SPEC SINGLE MATERIAL RESPONSE BODY
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
QUICK DISCONNECT NOMINAL SIZE: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLEFLARELESS ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST FLUID END CONNECTION
CONNECTION TYPEEXTERNAL QUICK DISCONNECT FIRST QUICK DISCONNECT END
STYLE DESIGNATORMALE COUPLING HALF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 TYPE 316 FED SPEC SINGLE MATERIAL RESPONSE BODY
OVERALL LENGTH1.923 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
QUICK DISCONNECT NOMINAL SIZE0.250 INCHES ALL ENDS IN
LEG LENGTH0.453 INCHES NOMINAL IN
FEATURES PROVIDEDSELF-SEALING
SUBSTITUTES & CROSS-REFERENCES 1
144669Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 144669-6?
144669-6 is a COUPLING HALF,QUICK DISCONNECT.
What parts can replace 144669-6?
There is 1 known substitute for 144669-6: 144669. Substitute compatibility should be verified for your specific system.
What is the NSN for 144669-6?
144669-6 is cataloged in the U.S. Government catalog under NSN 4730-01-208-4346. This indicates validated use in U.S. government and defense supply chains.
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