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83391 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

83391: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, seat_angle: 37.0 DEGREES ALL ENDS, body_length: 0.547 INCHES NOMINAL IN, thread_class: 3A ALL ENDS A, inclosure_type: HERMETICALLY SEALED, mounting_method: TERMINAL SINGLE GROUP. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-125-9874, 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
83391
NSN: 4820-00-125-9874
NIINs: 001259874, 009313980
FSC: 4820 — Valves, Nonpowered
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
seat_angle37.0 DEGREES ALL ENDS
body_length0.547 INCHES NOMINAL IN
thread_class3A ALL ENDS A
inclosure_typeHERMETICALLY SEALED
mounting_methodTERMINAL SINGLE GROUP
connection_styleFLARED (TUBE) ALL ENDS
frequency_rating300.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
NSN4820-00-125-9874
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 83391 · 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: POPPET
•
CONNECTION STYLE: FLARED (TUBE) ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 1.312 INCHES ALL ENDS IN
•
SEAT ANGLE: 37.0 DEGREES ALL ENDS
•
MAXIMUM OPERATING TEMP: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEFLARED (TUBE) ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE1.312 INCHES ALL ENDS IN
SEAT ANGLE37.0 DEGREES ALL ENDS
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE DEGF
DISK LOADING METHODSPRING
MEDIA FOR WHICH DESIGNEDCARBON DIOXIDE FIFTH RESPONSE
SUBSTITUTES & CROSS-REFERENCES 1
200-16TTSame 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 83391?
83391 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 83391?
There is 1 known substitute for 83391: 200-16TT. Substitute compatibility should be verified for your specific system.
What is the NSN for 83391?
83391 is cataloged in the U.S. Government catalog under NSN 4820-00-125-9874. This indicates validated use in U.S. government and defense supply chains.
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