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Technical Data Sheet
PartsTable / COMPONENT / 74988660
74988660 ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, seat_angle: 45.0 DEGREES NOMINAL, overall_height: 1.040 INCHES NOMINAL IN, shank_diameter: 0.200 INCHES NOMINAL IN, flange_diameter: 0.343 INCHES NOMINAL IN, style_designator: POPPET. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-111-3231, 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
74988660
NSN: 4820-00-111-3231
FSC: 4820
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
materialSTEEL
seat_angle45.0 DEGREES NOMINAL
overall_height1.040 INCHES NOMINAL IN
shank_diameter0.200 INCHES NOMINAL IN
flange_diameter0.343 INCHES NOMINAL IN
style_designatorPOPPET
NSN4820-00-111-3231
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 74988660 · 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
•
MATERIAL: STEEL
•
STYLE DESIGNATOR: POPPET
•
FLANGE DIAMETER: 0.343 INCHES NOMINAL IN
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
SHANK DIAMETER: 0.200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
STYLE DESIGNATORPOPPET
OVERALL HEIGHT1.040 INCHES NOMINAL IN
FLANGE DIAMETER0.343 INCHES NOMINAL IN
SEAT ANGLE45.0 DEGREES NOMINAL
SHANK DIAMETER0.200 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
8560611Interchangeable
interchangeable cross-reference
interchangeable
31-8560611Interchangeable
interchangeable cross-reference
interchangeable
AS3209-235Interchangeable
interchangeable cross-reference
interchangeable
AMS7276Interchangeable
interchangeable cross-reference
interchangeable
M83248/1-235Interchangeable
interchangeable cross-reference
interchangeable
FP603Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74988660?
74988660 is a DISK,VALVE.
What parts can replace 74988660?
There are 15 known substitutes for 74988660: 8560611, 31-8560611, AS3209-235 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74988660?
74988660 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-111-3231. 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