PartsTable
Technical Data Sheet
MIL-V-1187TYPEB ✓ 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,ANGLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, bonnet_type: INSIDE SCREW, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: VALVE SIZE 1.000 IN. IN, style_designator: ANGLE.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-541-0368, 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
MIL-V-1187TYPEB
NSN: 4820-00-541-0368
FSC: 4820
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
bonnet_typeINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresVALVE SIZE 1.000 IN. IN
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
operating_pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
nominal_thread_size1.000 INCHES ALL ENDS IN
maximum_operating_temp425.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
NSN4820-00-541-0368
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: MIL-V-1187TYPEB · 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
MATERIAL: COPPER ALLOY STEM
SPECIFICATION/STANDARD DATA: 59646-MSS-SP-80 MANUFACTURERS STANDARD
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA276 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VALVE OPERATION METHOD: MANUAL
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET ATTACHMENT METHOD: UNION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY STEM
SPECIFICATION/STANDARD DATA59646-MSS-SP-80 MANUFACTURERS STANDARD
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA276 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VALVE OPERATION METHODMANUAL
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
BONNET ATTACHMENT METHODUNION
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
RENEWABLE SEAT RING TYPETHREADED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
MIL-V-1187Interchangeable
interchangeable cross-reference
interchangeable
MSS SP-80Interchangeable
interchangeable cross-reference
interchangeable
803Interchangeable
interchangeable cross-reference
interchangeable
214CInterchangeable
interchangeable cross-reference
interchangeable
MIL-V-1187B TYIInterchangeable
interchangeable cross-reference
interchangeable
4592Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-V-1187TYPEB?
MIL-V-1187TYPEB is a VALVE,ANGLE.
What parts can replace MIL-V-1187TYPEB?
There are 11 known substitutes for MIL-V-1187TYPEB: MIL-V-1187, MSS SP-80, 803 and 8 more. Substitute compatibility should be verified for your specific system.
Is MIL-V-1187TYPEB still available?
MIL-V-1187TYPEB is currently cancelled.
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