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Technical Data Sheet

305B 1/2IN — PANEL,CONTROL,ELECTRICAL-ELECTRO

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

305B 1/2IN: PANEL,CONTROL,ELECTRICAL-ELECTRO.

PANEL,CONTROL,ELECTRICAL-ELECTRO. Key specifications include material: COPPER ALLOY 836 SEAT, bonnet_type: INSIDE SCREW, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: SELF-CLOSING, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-288-9015, 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
305B 1/2IN
NSN: 4820-00-288-9015
FSC: 4820 — Valves, Nonpowered
CAGE: 75336 — F.C.KINGSTON CO. DBA STORM MANUFACTURING (USA)
SPECIFICATIONS
materialCOPPER ALLOY 836 SEAT
bonnet_typeINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresSELF-CLOSING
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
flow_control_deviceDISK
nominal_thread_size0.500 INCHES ALL ENDS IN
maximum_operating_temp100.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
NSN4820-00-288-9015
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 305B 1/2IN · 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: DISK
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
SUPPLEMENTARY FEATURES: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL.THE CURRENT APPROVED SOURCES 75336 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984.THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
SUPPLEMENTARY FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL.THE CURRENT APPROVED SOURCES 75336 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984.THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE STEM
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
SUBSTITUTES & CROSS-REFERENCES 3
121G-1/2INReference document
Same NSN cross-reference
Reference document — Secondary reference
71-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
FIG7 1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 305B 1/2IN?
305B 1/2IN is a PANEL,CONTROL,ELECTRICAL-ELECTRO.
What parts can replace 305B 1/2IN?
There are 3 known substitutes for 305B 1/2IN: 121G-1/2IN, 71-2, FIG7 1-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 305B 1/2IN?
305B 1/2IN is cataloged in the U.S. Government catalog under NSN 4820-00-288-9015. This indicates validated use in U.S. government and defense supply chains.
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