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6AAN6-316 — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

6AAN6-316: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END, style_designator: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-261-6574, 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
6AAN6-316
NSN: 4730-01-261-6574
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 28968 — CIRCOR INSTRUMENTATION TECHNOLOGIES, INC. DBA HOKE GYROLOK (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleSWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
style_designatorTHREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
nominal_thread_size0.562 INCHES FIRST END IN
nominal_overall_length1.172 INCHES IN
thread_series_designatorUNF SECOND END
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
nominal_outside_diameter_tube_accommodated0.375 INCHES SECOND END IN
NSN4730-01-261-6574
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: 6AAN6-316 · 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: 1.172 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
STYLE DESIGNATOR: THREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION STYLEPLAIN (TUBE) SECOND END
NOMINAL OVERALL LENGTH1.172 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
STYLE DESIGNATORTHREADED EXTERNAL RIGID, THREADED INTERNAL SWIVEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END IN
NOMINAL THREAD SIZE0.562 INCHES SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 3
X20060300Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
126-5388Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
126-5388-001Same 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 6AAN6-316?
6AAN6-316 is a COUPLING,TUBE.
What parts can replace 6AAN6-316?
There are 3 known substitutes for 6AAN6-316: X20060300, 126-5388, 126-5388-001. Substitute compatibility should be verified for your specific system.
What is the NSN for 6AAN6-316?
6AAN6-316 is cataloged in the U.S. Government catalog under NSN 4730-01-261-6574. This indicates validated use in U.S. government and defense supply chains.
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