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Technical Data Sheet
PartsTable / COMPONENT / 8343 ITEM 8
8343 ITEM 8 ✓ 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 BEARING,ROLLER,NEEDLE is a the manufacturer industrial component. Key specifications include supplementary_features: COGNIZANT SERVICE - ROYAL AUSTRALIAN NAVY, end_item_identification: FFG GUIDED MISSILE FRIGATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-247-7812, 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
8343 ITEM 8
NSN: 4820-01-247-7812
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
supplementary_featuresCOGNIZANT SERVICE - ROYAL AUSTRALIAN NAVY
end_item_identificationFFG GUIDED MISSILE FRIGATE
NSN4820-01-247-7812
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8343 ITEM 8 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
C3062-8Interchangeable
interchangeable cross-reference
interchangeable
83438Interchangeable
interchangeable cross-reference
interchangeable
114342AInterchangeable
interchangeable cross-reference
interchangeable
279951Interchangeable
interchangeable cross-reference
interchangeable
1N350819C91Interchangeable
interchangeable cross-reference
interchangeable
W2528BW2529AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8343 ITEM 8?
8343 ITEM 8 is a BEARING,ROLLER,NEEDLE.
What parts can replace 8343 ITEM 8?
There are 7 known substitutes for 8343 ITEM 8: C3062-8, 83438, 114342A and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8343 ITEM 8?
8343 ITEM 8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-247-7812. 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