PartsTable
Technical Data Sheet
Download PDF

7M678T6 — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

7M678T6: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY OVERALL, seat_angle: 8.5 DEGREES SECOND END, thread_class: 3B FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: FLARELESS (TUBE) SECOND END, style_designator: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-194-5145, 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
7M678T6
NSN: 4730-01-194-5145
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialTITANIUM ALLOY OVERALL
seat_angle8.5 DEGREES SECOND END
thread_class3B FIRST END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleFLARELESS (TUBE) SECOND END
style_designatorTHREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
nominal_thread_size0.562 INCHES ALL ENDS IN
nominal_overall_length1.267 INCHES IN
thread_quantity_per_inch14 SECOND END
thread_series_designatorUNJS SECOND END
material_document_and_classificationAMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
nominal_outside_diameter_tube_accommodated0.375 INCHES ALL ENDS IN
NSN4730-01-194-5145
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 7M678T6 · 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: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
•
NOMINAL OVERALL LENGTH: 1.267 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
STYLE DESIGNATOR: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
NOMINAL OVERALL LENGTH1.267 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
STYLE DESIGNATORTHREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES FIRST END
SUBSTITUTES & CROSS-REFERENCES 1
7M678Reference 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
Ready to buy 7M678T6?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7M678T6?
7M678T6 is a COUPLING,TUBE.
What parts can replace 7M678T6?
There is 1 known substitute for 7M678T6: 7M678. Substitute compatibility should be verified for your specific system.
What is the NSN for 7M678T6?
7M678T6 is cataloged in the U.S. Government catalog under NSN 4730-01-194-5145. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7M678T6