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PK20349 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

PK20349: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY OVERALL, seat_angle: 45.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_style: PLAIN (PIPE) SECOND END, thread_direction: RIGHT-HAND SECOND END, features_provided: VALVE STEM LOCK SHIELD. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-103-2196, 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
PK20349
NSN: 4820-00-103-2196
FSC: 4820 — Valves, Nonpowered
CAGE: 11247 — LODESTONE CORP DIV OF FEDDERS CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_angle45.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_stylePLAIN (PIPE) SECOND END
thread_directionRIGHT-HAND SECOND END
features_providedVALVE STEM LOCK SHIELD
operating_pressure385.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size0.500 INCHES SECOND END IN
valve_operation_methodAUTOMATIC
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
NSN4820-00-103-2196
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PK20349 · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES SECOND END IN
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.625 INCHES FIRST END IN
•
OPERATING PRESSURE: 385.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
FEATURES PROVIDED: VALVE STEM LOCK SHIELD
•
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES SECOND END IN
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.625 INCHES FIRST END IN
OPERATING PRESSURE385.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDEDVALVE STEM LOCK SHIELD
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.500 INCHES SECOND END IN
SUBSTITUTES & CROSS-REFERENCES 1
525267Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PK20349?
PK20349 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace PK20349?
There is 1 known substitute for PK20349: 525267. Substitute compatibility should be verified for your specific system.
What is the NSN for PK20349?
PK20349 is cataloged in the U.S. Government catalog under NSN 4820-00-103-2196. This indicates validated use in U.S. government and defense supply chains.
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