C20678-05 — CABLE ASSEMBLY,SPECIAL PURPOSE,E

✓ Government record, cited

— · HOSE FITTING

PRODUCT OVERVIEW

C20678-05: CABLE ASSEMBLY,SPECIAL PURPOSE,E.

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: TITANIUM ALLOY UNS R54520 OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.261 INCHES NOMINAL FIRST END IN, seat_angle: 12.0 DEGREES SECOND END, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-449-8145, 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

C20678-05

NSN: 4730-01-449-8145
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R54520 OVERALL
flow_angle	90.0 DEGREES
leg_length	1.261 INCHES NOMINAL FIRST END IN
seat_angle	12.0 DEGREES SECOND END
thread_class	3A ALL ENDS A
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	PLAIN (TUBE) FIRST END
nominal_thread_size	0.500 INCHES ALL ENDS IN
end_item_identification	AIRCRAFT,F-16
thread_quantity_per_inch	24 FIRST END
thread_series_designator	UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
nominal_outside_diameter_tube_accommodated	0.312 INCHES ALL ENDS IN
NSN	4730-01-449-8145

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW ANGLE: 90.0 DEGREES

•

CONNECTION STYLE: FLARED (TUBE) SECOND END

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.312 INCHES ALL ENDS IN

•

LEG LENGTH: 0.909 INCHES NOMINAL SECOND END IN

•

NOMINAL THREAD SIZE: 0.500 INCHES ALL ENDS IN

TYPICAL APPLICATIONS

Server Internal Cabling
Data Center Cable Infrastructure
SAS/SATA Drive Connectivity

TECHNICAL CHARACTERISTICS

FLOW ANGLE	90.0 DEGREES
CONNECTION STYLE	FLARED (TUBE) SECOND END
CONNECTION STYLE	PLAIN (TUBE) FIRST END
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.312 INCHES ALL ENDS IN
LEG LENGTH	0.909 INCHES NOMINAL SECOND END IN
LEG LENGTH	1.261 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE	0.500 INCHES ALL ENDS IN
SEAT ANGLE	12.0 DEGREES SECOND END
THREAD CLASS	3A ALL ENDS A

SUBSTITUTES & CROSS-REFERENCES 3

R44375T-05Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

C20678Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

AP347T05Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 C20678-05?

C20678-05 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.

What parts can replace C20678-05?

There are 3 known substitutes for C20678-05: R44375T-05, C20678, AP347T05. Substitute compatibility should be verified for your specific system.

What is the NSN for C20678-05?

C20678-05 is cataloged in the U.S. Government catalog under NSN 4730-01-449-8145. This indicates validated use in U.S. government and defense supply chains.

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