PartsTable
Technical Data Sheet
81B4111-14 ✓ 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: COPPER ALLOY 922 OVERALL, bonnet_type: INSIDE SCREWINSIDE SCREW, connection_type: THREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: VALVE SIZE 1.250 IN. IN, style_designator: STRAIGHT THRU.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-497-1695, 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
81B4111-14
NSN: 4820-00-497-1695
FSC: 4820
CAGE: 41444 — MORGAN CONSTRUCTION CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 OVERALL
bonnet_typeINSIDE SCREWINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresVALVE SIZE 1.250 IN. IN
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
features_providedBONNET PACKINGBONNET PACKING
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISKDISK
nominal_thread_size1.250 INCHES ALL ENDS1.250 INCHES ALL ENDS IN
maximum_operating_temp400.0 FAHRENHEIT SINGLE RESPONSE400.0 FAHRENHEIT SINGLE RESPONSE DEGF
NSN4820-00-497-1695
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 81B4111-14 · 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
THREAD SERIES DESIGNATOR: NPT ALL ENDS
NOMINAL THREAD SIZE: 1.250 INCHES ALL ENDS1.250 INCHES ALL ENDS IN
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD DIRECTION: RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
FLOW CONTROL DEVICE: DISKDISK
OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MEDIA FOR WHICH DESIGNED: STEAM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4 FED SPEC ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE1.250 INCHES ALL ENDS1.250 INCHES ALL ENDS IN
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
FLOW CONTROL DEVICEDISKDISK
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4 FED SPEC ALL MATERIAL RESPONSES OVERALL
SPECIFICATION/STANDARD DATA59646-MSS A+80 MANUFACTURERS STANDARD
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE400.0 FAHRENHEIT SINGLE RESPONSE DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
5018-896Interchangeable
interchangeable cross-reference
interchangeable
70114Interchangeable
interchangeable cross-reference
interchangeable
MIL-G-52884/6Interchangeable
interchangeable cross-reference
interchangeable
MEP-114AInterchangeable
interchangeable cross-reference
interchangeable
C25A10Interchangeable
interchangeable cross-reference
interchangeable
B305B1-1/4INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81B4111-14?
81B4111-14 is a VALVE,GLOBE.
What parts can replace 81B4111-14?
There are 25 known substitutes for 81B4111-14: 5018-896, 70114, MIL-G-52884/6 and 22 more. Substitute compatibility should be verified for your specific system.
Is 81B4111-14 still available?
81B4111-14 is currently cancelled.
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