PartsTable
Technical Data Sheet
9976391-1 ✓ Verified by PartsTable
· HOSE FITTING
WHAT YOU NEED TO KNOW
PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW

The ELBOW,PIPE TO TUBE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OR ALUMINUM OVERALL, flow_angle: 90.0 DEGREES, leg_length: 0.719 INCHES NOMINAL FIRST END IN, seat_angle: 20.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL TUBE FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-836-7860, 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
9976391-1
NSN: 4730-00-836-7860
FSC: 4730
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OR ALUMINUM OVERALL
flow_angle90.0 DEGREES
leg_length0.719 INCHES NOMINAL FIRST END IN
seat_angle20.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARELESS (TUBE) FIRST END
surface_treatmentANODIZE OVERALL
nominal_thread_size0.125 INCHES SECOND END IN
media_for_which_designedFLUID SINGLE RESPONSE
thread_series_designatorNPT SECOND END
furnished_items_and_quantity1 SHORT COUPLING NUT AND 2 FERRULE SLEEVE
NSN4730-00-836-7860
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 9976391-1 · 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
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES FIRST END IN
MEDIA FOR WHICH DESIGNED: FLUID SINGLE RESPONSE
NOMINAL THREAD SIZE: 0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: NPT SECOND END
LEG LENGTH: 0.719 INCHES NOMINAL FIRST END IN
CONNECTION STYLE: PLAIN (PIPE) SECOND END
FLOW ANGLE: 90.0 DEGREES
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES FIRST END IN
MEDIA FOR WHICH DESIGNEDFLUID SINGLE RESPONSE
NOMINAL THREAD SIZE0.438 INCHES FIRST END IN
THREAD SERIES DESIGNATORNPT SECOND END
LEG LENGTH0.719 INCHES NOMINAL FIRST END IN
NOMINAL THREAD SIZE0.125 INCHES SECOND END IN
CONNECTION STYLEPLAIN (PIPE) SECOND END
FLOW ANGLE90.0 DEGREES
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
SEAT ANGLE20.0 DEGREES FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
6530NCM071622Interchangeable
interchangeable cross-reference
interchangeable
4113Interchangeable
interchangeable cross-reference
interchangeable
A-40022Interchangeable
interchangeable cross-reference
interchangeable
4-2CBZ-AInterchangeable
Same NIIN cross-reference
interchangeable
STD0058AInterchangeable
Same NIIN cross-reference
interchangeable
4-2 CBZ-DInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9976391-1?
9976391-1 is a ELBOW,PIPE TO TUBE.
What parts can replace 9976391-1?
There are 7 known substitutes for 9976391-1: 6530NCM071622, 4113, A-40022 and 4 more. Substitute compatibility should be verified for your specific system.
Is 9976391-1 still available?
9976391-1 is currently cancelled.
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