F81D-3/4 — VALVE,GLOBE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

F81D-3/4: VALVE,GLOBE.

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: COBALT ALLOY SEAT, 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

F81D-3/4

NSN: 4820-01-307-3591
FSC: 4820 — Valves, Nonpowered
CAGE: 4V609 — BONNEY FORGE VALVE (USA)

SPECIFICATIONS

material	COBALT ALLOY SEAT
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
flow_control_device	DISK
maximum_operating_temp	850.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	MANUAL
bonnet_attachment_method	BOLTED
media_for_which_designed	STEAM SECOND RESPONSE
nominal_pipe_size_accommodated	0.750 INCHES ALL ENDS IN
NSN	4820-01-307-3591

COMPONENT DIAGRAM

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 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
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 GRADE 416 (250 BHN) ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 GRADE 420 (500 BHN) ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
OPERATING PRESSURE	800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

SUBSTITUTES & CROSS-REFERENCES 3

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

F-81-3/4IN.Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 F81D-3/4?

F81D-3/4 is a VALVE,GLOBE.

What parts can replace F81D-3/4?

There are 3 known substitutes for F81D-3/4: TA-20626-F-81-3/4IN., TA-20626, F-81-3/4IN.. Substitute compatibility should be verified for your specific system.

What is the NSN for F81D-3/4?

F81D-3/4 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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