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C966 — ELBOW,TUBE

✓ Government record, cited
LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY · HOSE FITTING
PRODUCT OVERVIEW

C966: ELBOW,TUBE.

The ELBOW,TUBE is a LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY industrial component. Key specifications include MATERIAL: PLASTIC OVERALL, FLOW ANGLE: 90.0 DEGREES, LEG LENGTH: 0.953 INCHES NOMINAL SECOND END IN, SEAT ANGLE: 37.0 DEGREES ALL ENDS, THREAD CLASS: 3A FIRST END BULKHEAD A, CONNECTION STYLE: FLARED (TUBE) ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4730-00-151-6723, 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
C966
NSN: 4730-00-151-6723
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 81755 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY (USA)
SPECIFICATIONS
MATERIALPLASTIC OVERALL
FLOW ANGLE90.0 DEGREES
LEG LENGTH0.953 INCHES NOMINAL SECOND END IN
SEAT ANGLE37.0 DEGREES ALL ENDS
THREAD CLASS3A FIRST END BULKHEAD A
CONNECTION STYLEFLARED (TUBE) ALL ENDS
OPERATING PRESSURE11.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.438 INCHES FIRST END BULKHEAD IN
MAXIMUM OPERATING TEMP71.1 CELSIUS SINGLE RESPONSE DEGC
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
THREAD SERIES DESIGNATORUNF ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
NSN4730-00-151-6723
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: C966 · LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY ⚠ 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: FLARED (TUBE) ALL ENDS
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 11.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
LEG LENGTH: 0.953 INCHES NOMINAL SECOND END IN
•
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END BULKHEAD IN
TECHNICAL CHARACTERISTICS
FLOW ANGLE90.0 DEGREES
CONNECTION STYLEFLARED (TUBE) ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
OPERATING PRESSURE11.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
LEG LENGTH0.953 INCHES NOMINAL SECOND END IN
LEG LENGTH1.578 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE0.438 INCHES FIRST END BULKHEAD IN
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES ALL ENDS
MAXIMUM OPERATING TEMP71.1 CELSIUS SINGLE RESPONSE DEGC
SUBSTITUTES & CROSS-REFERENCES 1
C966-4Reference 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 C966?
C966 is a ELBOW,TUBE manufactured by LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY.
What parts can replace C966?
There is 1 known substitute for C966: C966-4. Substitute compatibility should be verified for your specific system.
What is the NSN for C966?
C966 is cataloged in the U.S. Government catalog under NSN 4730-00-151-6723. This indicates validated use in U.S. government and defense supply chains.
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