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Technical Data Sheet
PartsTable / COMPONENT / 7951494
7951494 ✓ 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, seat_angle: 12.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: INVERTED FLARE (TUBE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-530-2978, 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
7951494
NSN: 4820-00-530-2978
FSC: 4820
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_angle12.0 DEGREES ALL ENDS
thread_class3A ALL ENDS A
connection_typeTHREADED EXTERNAL TUBE ALL ENDS
connection_styleINVERTED FLARE (TUBE) ALL ENDS
thread_directionRIGHT-HAND ALL ENDS
flow_control_devicePLUG
nominal_thread_size0.375 INCHES ALL ENDS IN
valve_operation_methodMANUAL
thread_series_designatorUNF ALL ENDS
nominal_outside_diameter_tube_accommodated0.187 INCHES FIRST END IN
NSN4820-00-530-2978
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7951494 · 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 DIRECTION: RIGHT-HAND ALL ENDS
•
THREAD SERIES DESIGNATOR: UNF ALL ENDS
•
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
•
FLOW CONTROL DEVICE: PLUG
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.187 INCHES FIRST END IN
•
CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS
•
CONNECTION STYLE: INVERTED FLARE (TUBE) ALL ENDS
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
FLOW CONTROL DEVICEPLUG
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.187 INCHES FIRST END IN
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEINVERTED FLARE (TUBE) ALL ENDS
MATERIALCOPPER ALLOY OVERALL
SEAT ANGLE12.0 DEGREES ALL ENDS
VALVE OPERATION METHODMANUAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
6763Interchangeable
interchangeable cross-reference
interchangeable
134521-3Interchangeable
interchangeable cross-reference
interchangeable
134815-3Interchangeable
interchangeable cross-reference
interchangeable
TR1512DLInterchangeable
interchangeable cross-reference
interchangeable
RT1512DLInterchangeable
interchangeable cross-reference
interchangeable
M83798/1-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7951494?
7951494 is a COCK,SHUTOFF,SCREW STEM.
What parts can replace 7951494?
There are 21 known substitutes for 7951494: 6763, 134521-3, 134815-3 and 18 more. Substitute compatibility should be verified for your specific system.
Is 7951494 still available?
7951494 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