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Technical Data Sheet
PartsTable / COMPONENT / BS1194PC185
BS1194PC185 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, flange_diameter: 3.781 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.812 INCHES NOMINAL IN, body_inside_diameter: 0.625 INCHES NOMINAL IN, body_outside_diameter: 3.594 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-398-9495, 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
BS1194PC185
NSN: 4820-00-398-9495
FSC: 4820
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER OVERALL
flange_diameter3.781 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.812 INCHES NOMINAL IN
body_inside_diameter0.625 INCHES NOMINAL IN
body_outside_diameter3.594 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.219 INCHES NOMINAL IN
NSN4820-00-398-9495
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: BS1194PC185 · 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
•
STYLE DESIGNATOR: PLAIN FLANGED
•
SEATING SURFACE SHAPE: FLAT
•
FLANGE SEAT TO DISK END HEIGHT: 0.219 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
MATERIAL: COPPER OVERALL
•
BODY OUTSIDE DIAMETER: 3.594 INCHES NOMINAL IN
•
FLANGE DIAMETER: 3.781 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPLAIN FLANGED
SEATING SURFACE SHAPEFLAT
FLANGE SEAT TO DISK END HEIGHT0.219 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.625 INCHES NOMINAL IN
MATERIALCOPPER OVERALL
BODY OUTSIDE DIAMETER3.594 INCHES NOMINAL IN
FLANGE DIAMETER3.781 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
TC2Interchangeable
interchangeable cross-reference
interchangeable
2441450-1Interchangeable
interchangeable cross-reference
interchangeable
125-1001-60Interchangeable
interchangeable cross-reference
interchangeable
SB988SRTInterchangeable
interchangeable cross-reference
interchangeable
TC2-GInterchangeable
interchangeable cross-reference
interchangeable
MIL-C-4551Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS1194PC185?
BS1194PC185 is a SEAT,VALVE.
What parts can replace BS1194PC185?
There are 8 known substitutes for BS1194PC185: TC2, 2441450-1, 125-1001-60 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS1194PC185?
BS1194PC185 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-398-9495. 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