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C9686 — ELBOW,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

C9686: ELBOW,TUBE.

The ELBOW,TUBE is a the manufacturer industrial component. Key specifications include material: TITANIUM OVERALL, flow_angle: 90.0 DEGREES, leg_length: 1.387 INCHES NOMINAL SECOND END IN, seat_angle: 37.0 DEGREES FIRST END, thread_class: 3B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-166-8265, 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
C9686
NSN: 4730-01-166-8265
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
materialTITANIUM OVERALL
flow_angle90.0 DEGREES
leg_length1.387 INCHES NOMINAL SECOND END IN
seat_angle37.0 DEGREES FIRST END
thread_class3B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleSWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
nominal_thread_size1.578 INCHES ALL ENDS IN
thread_quantity_per_inch14 ALL ENDS
thread_series_designatorUNJS ALL ENDS
nominal_outside_diameter_tube_accommodated1.000 INCHES ALL ENDS IN
NSN4730-01-166-8265
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: C9686 · 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
•
FLOW ANGLE: 90.0 DEGREES
•
CONNECTION STYLE: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 1.000 INCHES ALL ENDS IN
•
LEG LENGTH: 1.387 INCHES NOMINAL SECOND END IN
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
CONNECTION STYLESWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
CONNECTION STYLEPLAIN (TUBE) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES ALL ENDS IN
LEG LENGTH1.387 INCHES NOMINAL SECOND END IN
LEG LENGTH3.216 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE1.578 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES FIRST END
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

No substitute or cross-reference records for this part.

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 C9686?
C9686 is a ELBOW,TUBE.
What is the NSN for C9686?
C9686 is cataloged in the U.S. Government catalog under NSN 4730-01-166-8265. This indicates validated use in U.S. government and defense supply chains.
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