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Technical Data Sheet
PartsTable / COMPONENT / 8C111
8C111 ✓ 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 CLUTCH ASSEMBLY,FRICTION is a the manufacturer industrial component. Key specifications include end_item_identification: FMC CORP,TRUCK CRANE MODEL HC78B,SERIAL NO. 8HH3-115.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-397-9530, 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
8C111
NSN: 4820-00-397-9530
FSC: 4820
CAGE: 82829 — ALLEN AIRCRAFT PRODUCTS INC (USA)
SPECIFICATIONS
end_item_identificationFMC CORP,TRUCK CRANE MODEL HC78B,SERIAL NO. 8HH3-115
NSN4820-00-397-9530
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8C111 · 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: CROSS
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
FLOW CONTROL DEVICE: DISK
•
SEAT ANGLE: 37.0 DEGREES SECOND END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
THREAD CLASS: 2A FIRST END A
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCROSS
THREAD DIRECTIONRIGHT-HAND FIRST END
FLOW CONTROL DEVICEDISK
SEAT ANGLE37.0 DEGREES SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION STYLEFLARED (TUBE) FIRST END
THREAD CLASS2A FIRST END A
NOMINAL THREAD SIZE0.375 INCHES FIRST END IN
MATERIALALUMINUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
16000Interchangeable
interchangeable cross-reference
interchangeable
5996PL0983045Interchangeable
interchangeable cross-reference
interchangeable
316000Interchangeable
interchangeable cross-reference
interchangeable
8C111Interchangeable
interchangeable cross-reference
interchangeable
1111-517703-1Interchangeable
Same NIIN cross-reference
interchangeable
4820PL1573757Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8C111?
8C111 is a CLUTCH ASSEMBLY,FRICTION.
What parts can replace 8C111?
There are 7 known substitutes for 8C111: 16000, 5996PL0983045, 316000 and 4 more. Substitute compatibility should be verified for your specific system.
Is 8C111 still available?
8C111 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026