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Technical Data Sheet

F-81-3/4IN. — VALVE,GLOBE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

F-81-3/4IN.: VALVE,GLOBE.

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 STEM, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-307-3591, 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
F-81-3/4IN.
NSN: 4820-01-307-3591
FSC: 4820 — Valves, Nonpowered
CAGE: 86520 — CONBRACO INDUSTRIES INC R-P AND C VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 416 STEM
bonnet_typeOUTSIDE SCREW-YOKE
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp850.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
media_for_which_designedOIL, HYDRAULIC FIRST RESPONSE
nominal_pipe_size_accommodated0.750 INCHES ALL ENDS IN
NSN4820-01-307-3591
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: F-81-3/4IN. · 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
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.750 INCHES ALL ENDS IN
•
CONNECTION STYLE: SOCKET ALL ENDS
•
SUPPLEMENTARY FEATURES: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 86520 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: UNTHREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES ALL ENDS IN
CONNECTION STYLESOCKET ALL ENDS
SUPPLEMENTARY FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 86520 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 GRADE 416 (250 BHN) ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 GRADE 420 (500 BHN) ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
OPERATING PRESSURE800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
SUBSTITUTES & CROSS-REFERENCES 2
TA-20626-F-81-3/4IN.Reference document
Same NSN cross-reference
Reference document — Secondary reference
TA-20626Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 F-81-3/4IN.?
F-81-3/4IN. is a VALVE,GLOBE.
What parts can replace F-81-3/4IN.?
There are 2 known substitutes for F-81-3/4IN.: TA-20626-F-81-3/4IN., TA-20626. Substitute compatibility should be verified for your specific system.
What is the NSN for F-81-3/4IN.?
F-81-3/4IN. is cataloged in the U.S. Government catalog under NSN 4820-01-307-3591. This indicates validated use in U.S. government and defense supply chains.
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