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LL702PC3 — Technical Data Sheet

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— · 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: STEEL OVERALL, flange_diameter: 2.837 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 45.000 NOMINAL, under_flange_height: 1.810 INCHES NOMINAL IN, body_inside_diameter: 2.120 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-032-1398, 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
LL702PC3
NSN: 4820-01-032-1398
FSC: 4820
CAGE: 24785 — VICKERS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
flange_diameter2.837 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
seat_angle_in_deg45.000 NOMINAL
under_flange_height1.810 INCHES NOMINAL IN
body_inside_diameter2.120 INCHES NOMINAL IN
body_outside_diameter2.625 INCHES NOMINAL IN
seating_surface_shapeANGULAR
end_item_identificationOLMSTED PRODUCTS DIV,DOUBLE A PRODUCTS CO CHECK VALVE MDL CSP20-A03
flange_seat_to_disk_end_height0.250 INCHES NOMINAL IN
NSN4820-01-032-1398
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: LL702PC3 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.250 INCHES NOMINAL IN
•
FLANGE DIAMETER: 2.837 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 1.810 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 45.000 NOMINAL
•
MATERIAL: STEEL OVERALL
•
SEATING SURFACE SHAPE: ANGULAR
•
STYLE DESIGNATOR: PLAIN FLANGED
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL IN
FLANGE DIAMETER2.837 INCHES NOMINAL IN
END ITEM IDENTIFICATIONOLMSTED PRODUCTS DIV,DOUBLE A PRODUCTS CO CHECK VALVE MDL CSP20-A03
UNDER FLANGE HEIGHT1.810 INCHES NOMINAL IN
SEAT ANGLE IN DEG45.000 NOMINAL
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER2.120 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.625 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
18441InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LS3859-10-15InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AM350-8InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
2439305-4InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
30-0116InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
18441 PC NO.79InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LL702PC3?
LL702PC3 is a SEAT,VALVE.
What parts can replace LL702PC3?
There are 9 known substitutes for LL702PC3: 18441, LS3859-10-15, AM350-8 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LL702PC3?
LL702PC3 is cataloged in the Federal Logistics Information System under NSN 4820-01-032-1398. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: September 2026