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6490-1-1 — COIL,RADIO FREQUENCY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6490-1-1: COIL,RADIO FREQUENCY.

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_angle: 37.0 DEGREES FIRST END, body_length: 1.600 INCHES MAXIMUM IN, bonnet_type: INSIDE SCREW, thread_class: 3A FIRST END A, rating_method: ELECTRICAL SINGLE COMPONENT SINGLE WINDING. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-871-0861, 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
6490-1-1
NSN: 4820-00-871-0861
NIINs: 008710861, 012092169
FSC: 4820 — Valves, Nonpowered
CAGE: 81833 — AEROCONTROLEX GROUP, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle37.0 DEGREES FIRST END
body_length1.600 INCHES MAXIMUM IN
bonnet_typeINSIDE SCREW
thread_class3A FIRST END A
rating_methodELECTRICAL SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
connection_typeTHREADED EXTERNAL TUBE FIRST END
mounting_methodTERMINAL SINGLE GROUP
connection_styleGASKET SEAL(BOSS) SECOND END
overall_diameter0.660 INCHES MAXIMUM IN
NSN4820-00-871-0861
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6490-1-1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: PLUG
•
CONNECTION STYLE: GASKET SEAL(BOSS) SECOND END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: ANGLE
•
BONNET TYPE: INSIDE SCREW
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPLUG
CONNECTION STYLEGASKET SEAL(BOSS) SECOND END
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
STYLE DESIGNATORANGLE
BONNET TYPEINSIDE SCREW
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 2
1-2666-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
697260-1Reference document
Same NSN cross-reference
Reference document — Secondary 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 6490-1-1?
6490-1-1 is a COIL,RADIO FREQUENCY.
What parts can replace 6490-1-1?
There are 2 known substitutes for 6490-1-1: 1-2666-3, 697260-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 6490-1-1?
6490-1-1 is cataloged in the U.S. Government catalog under NSN 4820-00-871-0861. This indicates validated use in U.S. government and defense supply chains.
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