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Technical Data Sheet
PartsTable / COMPONENT / S-950-57
S-950-57 ✓ 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,EXHAUST CONTROL is a the manufacturer industrial component. Key specifications include material: STEEL BODY, bonnet_type: INSIDE SCREWINSIDE SCREW, flange_shape: ROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDSFLANGE ALL ENDS, nominal_thickness: 0.937 INCHES ALL ENDS0.937 INCHES ALL ENDS IN, bolt_hole_quantity: 8 ALL ENDS8 ALL ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-265-7138, 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
S-950-57
NSN: 4820-01-265-7138
FSC: 4820
CAGE: 93591 — PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP (USA)
SPECIFICATIONS
materialSTEEL BODY
bonnet_typeINSIDE SCREWINSIDE SCREW
flange_shapeROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDSFLANGE ALL ENDS
nominal_thickness0.937 INCHES ALL ENDS0.937 INCHES ALL ENDS IN
bolt_hole_quantity8 ALL ENDS8 ALL ENDS
flange_face_designRAISED STRAIGHT ALL ENDSRAISED STRAIGHT ALL ENDS
flow_control_deviceDISKDISK
valve_operation_methodMANUALMANUAL
bonnet_attachment_methodBOLTEDBOLTED
nominal_outside_diameter8.500 INCHES THIRD END8.500 INCHES THIRD END IN
bolt_hole_nominal_diameter0.875 INCHES FIRST END0.875 INCHES FIRST END IN
NSN4820-01-265-7138
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S-950-57 · 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
•
FLOW CONTROL DEVICE: DISKDISK
•
BONNET ATTACHMENT METHOD: BOLTEDBOLTED
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS
•
RAISED FACE NOMINAL DIAMETER: 7.312 INCHES FIRST END7.312 INCHES FIRST END IN
•
RAISED FACE NOMINAL HEIGHT: 0.062 INCHES ALL ENDS0.062 INCHES ALL ENDS IN
•
NOMINAL OUTSIDE DIAMETER: 8.500 INCHES THIRD END8.500 INCHES THIRD END IN
•
MATERIAL: STEEL BODY
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISKDISK
BONNET ATTACHMENT METHODBOLTEDBOLTED
FLANGE SHAPEROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS
RAISED FACE NOMINAL DIAMETER7.312 INCHES FIRST END7.312 INCHES FIRST END IN
RAISED FACE NOMINAL HEIGHT0.062 INCHES ALL ENDS0.062 INCHES ALL ENDS IN
NOMINAL OUTSIDE DIAMETER8.500 INCHES THIRD END8.500 INCHES THIRD END IN
MATERIALSTEEL BODY
RAISED FACE NOMINAL DIAMETER5.500 INCHES THIRD END5.500 INCHES THIRD END IN
MATERIALSTEEL FLOW CONTROL DEVICE
CONNECTION TYPEFLANGE ALL ENDSFLANGE ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
1006Interchangeable
interchangeable cross-reference
interchangeable
701364Interchangeable
interchangeable cross-reference
interchangeable
309623Interchangeable
interchangeable cross-reference
interchangeable
CD010-0172Interchangeable
interchangeable cross-reference
interchangeable
11A6505Interchangeable
interchangeable cross-reference
interchangeable
S950Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S-950-57?
S-950-57 is a VALVE,EXHAUST CONTROL.
What parts can replace S-950-57?
There are 10 known substitutes for S-950-57: 1006, 701364, 309623 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S-950-57?
S-950-57 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-265-7138. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026