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Technical Data Sheet
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4SK930 ✓ 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,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEAT, mounting_position: HORIZONTAL OR VERTICAL, renewable_seat_ring_type: PRESSED-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 4820-01-151-8040, 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
4SK930
NSN: 4820-01-151-8040
FSC: 4820
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY SEAT
mounting_positionHORIZONTAL OR VERTICAL
renewable_seat_ring_typePRESSED-IN
NSN4820-01-151-8040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4SK930 · 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: COPPER ALLOY SEAT
•
MOUNTING POSITION: HORIZONTAL OR VERTICAL
•
RENEWABLE SEAT RING TYPE: PRESSED-IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY SEAT
MOUNTING POSITIONHORIZONTAL OR VERTICAL
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY BODY
RENEWABLE SEAT RING TYPEPRESSED-IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
698Interchangeable
interchangeable cross-reference
interchangeable
6698Interchangeable
interchangeable cross-reference
interchangeable
B107.410Interchangeable
interchangeable cross-reference
interchangeable
B107.48Interchangeable
interchangeable cross-reference
interchangeable
B107.48 TY1CL1Interchangeable
interchangeable cross-reference
interchangeable
1820640Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4SK930?
4SK930 is a VALVE,CHECK.
What parts can replace 4SK930?
There are 22 known substitutes for 4SK930: 698, 6698, B107.410 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4SK930?
4SK930 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-151-8040. 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