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GA500U — COUPLING,TUBE

✓ Government record, cited
— · HOSE FITTING
PRODUCT OVERVIEW

GA500U: COUPLING,TUBE.

The COUPLING,TUBE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, seat_angle: 12.0 DEGREES SECOND END, thread_class: 3B SECOND END, connection_type: THREADED EXTERNAL TUBE SECOND END, connection_style: SWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END, style_designator: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 4730-01-079-4025, 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
GA500U
NSN: 4730-01-079-4025
NIINs: 010794025, 017325000
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
seat_angle12.0 DEGREES SECOND END
thread_class3B SECOND END
connection_typeTHREADED EXTERNAL TUBE SECOND END
connection_styleSWIVEL NUT, FLARELESS (SWIVEL NUT ATTACHMENT METHOD OPTIONAL) (TUBE) FIRST END
style_designatorPLAIN
nominal_thread_size0.5625 INCHES SECOND END IN
nominal_overall_length1.125 INCHES IN
end_item_identificationE-2D AIRFRAME
thread_quantity_per_inch18 SECOND END
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF) SECOND END
nominal_width_across_flats0.750 INCHES CENTER BULKHEAD IN
NSN4730-01-079-4025
COMPONENT DIAGRAM
HOSE FITTING — THREAD TYPE IS CRITICAL END A: — STRAIGHT END B: — SPECIFICATIONS Thread: — Material: — Pressure: — PN: GA500U · 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
•
FURNISHED ITEMS AND QUANTITY: 1 TUBE COUPLING NUT AND 2 FERRULE SLEEVE
•
CONNECTION STYLE: SWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
•
NOMINAL OVERALL LENGTH: 1.125 INCHES IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE SECOND END
•
STYLE DESIGNATOR: PLAIN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 TUBE COUPLING NUT AND 2 FERRULE SLEEVE
CONNECTION STYLESWIVEL NUT, FLARE (TUBE) STYLE 3 OPTIONAL END FIRST END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
NOMINAL OVERALL LENGTH1.125 INCHES IN
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
CONNECTION TYPETHREADED INTERNAL TUBE FIRST END
STYLE DESIGNATORPLAIN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES FIRST END
SUBSTITUTES & CROSS-REFERENCES 1
GA500U4A4ANNSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GA500U?
GA500U is a COUPLING,TUBE.
What parts can replace GA500U?
There is 1 known substitute for GA500U: GA500U4A4ANN. Substitute compatibility should be verified for your specific system.
What is the NSN for GA500U?
GA500U is cataloged in the U.S. Government catalog under NSN 4730-01-079-4025. This indicates validated use in U.S. government and defense supply chains.
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