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Technical Data Sheet
PartsTable / COMPONENT / 131-76775
131-76775 ✓ 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 COCK,SHUTOFF,SCREW STEM is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: COMPRESSION (TUBE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS, flow_control_device: DISK OR STEM. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-423-2099, 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
131-76775
NSN: 4820-00-423-2099
FSC: 4820
CAGE: 79470 — DANA CORP WEATHERHEAD DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleCOMPRESSION (TUBE) ALL ENDS
thread_directionRIGHT-HAND ALL ENDS
flow_control_deviceDISK OR STEM
nominal_thread_size0.562 INCHES ALL ENDS IN
seat_nominal_radius0.062 INCHES FIRST END IN
valve_operation_methodMANUAL
thread_series_designatorUNEF ALL ENDS
furnished_items_and_quantity2 FERRULE
nominal_outside_diameter_tube_accommodated0.375 INCHES FIRST END IN
NSN4820-00-423-2099
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 131-76775 · 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
•
VALVE OPERATION METHOD: MANUAL
•
FURNISHED ITEMS AND QUANTITY: 2 FERRULE
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
FLOW CONTROL DEVICE: DISK OR STEM
•
CONNECTION STYLE: COMPRESSION (TUBE) ALL ENDS
•
SEAT NOMINAL RADIUS: 0.062 INCHES FIRST END IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.375 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
FURNISHED ITEMS AND QUANTITY2 FERRULE
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
FLOW CONTROL DEVICEDISK OR STEM
CONNECTION STYLECOMPRESSION (TUBE) ALL ENDS
SEAT NOMINAL RADIUS0.062 INCHES FIRST END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.375 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNEF ALL ENDS
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
1227-0-1MAInterchangeable
interchangeable cross-reference
interchangeable
1127-0-1MAInterchangeable
interchangeable cross-reference
interchangeable
1227Interchangeable
interchangeable cross-reference
interchangeable
677-5Interchangeable
interchangeable cross-reference
interchangeable
5Interchangeable
interchangeable cross-reference
interchangeable
LN6775Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 131-76775?
131-76775 is a COCK,SHUTOFF,SCREW STEM.
What parts can replace 131-76775?
There are 14 known substitutes for 131-76775: 1227-0-1MA, 1127-0-1MA, 1227 and 11 more. Substitute compatibility should be verified for your specific system.
Is 131-76775 still available?
131-76775 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026