PartsTable
Technical Data Sheet
812-1B1L1 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,GLOBE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 AND COBALT ALLOY FLOW CONTROL DEVICE, bonnet_type: OUTSIDE SCREW-YOKE, connection_type: UNTHREADED INTERNAL PIPE FIRST END, connection_style: SOCKET FIRST END, style_designator: STRAIGHT THRU, features_provided: BONNET PACKING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-923-0843, 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
812-1B1L1
NSN: 4820-00-923-0843
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialSTEEL COMP 410 AND COBALT ALLOY FLOW CONTROL DEVICE
bonnet_typeOUTSIDE SCREW-YOKE
connection_typeUNTHREADED INTERNAL PIPE FIRST END
connection_styleSOCKET FIRST END
style_designatorSTRAIGHT THRU
features_providedBONNET PACKING
operating_pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp775.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
media_for_which_designedSTEAM SINGLE RESPONSE
NSN4820-00-923-0843
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 812-1B1L1 · 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
OPERATING PRESSURE: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP: 775.0 FAHRENHEIT SINGLE RESPONSE DEGF
BONNET ATTACHMENT METHOD: BOLTED
FLOW CONTROL DEVICE: DISK
MATERIAL: STEEL COMP 410 STEM
CONNECTION STYLE: SOCKET FIRST END
RENEWABLE SEAT RING TYPE: WELDED
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP775.0 FAHRENHEIT SINGLE RESPONSE DEGF
BONNET ATTACHMENT METHODBOLTED
FLOW CONTROL DEVICEDISK
MATERIALSTEEL COMP 410 STEM
MATERIALSTEEL COMP 410 AND COBALT ALLOY FLOW CONTROL DEVICE
CONNECTION STYLESOCKET FIRST END
RENEWABLE SEAT RING TYPEWELDED
BONNET TYPEOUTSIDE SCREW-YOKE
MATERIALCOBALT ALLOY SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
213730Interchangeable
interchangeable cross-reference
interchangeable
FFS85TYPE2STYLE10PInterchangeable
interchangeable cross-reference
interchangeable
803-5184193Interchangeable
interchangeable cross-reference
interchangeable
B32972HF1 1/2IN SWLDGInterchangeable
interchangeable cross-reference
interchangeable
W7-2A74B2TS33311-3M0DInterchangeable
interchangeable cross-reference
interchangeable
MILV22094Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 812-1B1L1?
812-1B1L1 is a VALVE,GLOBE.
What parts can replace 812-1B1L1?
There are 9 known substitutes for 812-1B1L1: 213730, FFS85TYPE2STYLE10P, 803-5184193 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 812-1B1L1?
812-1B1L1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-923-0843. This indicates validated use in U.S. government and defense supply chains.
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