PartsTable
Technical Data Sheet
6666 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

FEEDER,CHEMICAL SOLUTION,WATER P. Key specifications include width: 0.500 INCHES NOMINAL IN, length: 25.000 FEET NOMINAL FT, material: PLASTIC POLYVINYL CHLORIDE (PVC) TUBE, thickness: 0.0060 INCHES NOMINAL IN, body_shape: ROUND, body_width: 1.000 INCHES NOMINAL 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 4820-00-146-8971, 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
MRO MRO_GENERAL 6666
NSN: 4820-00-146-8971
FSC: 4820
CAGE: 07443 — LANDOLL CORPORATION DBA LANDOLL CORPORATION DREXEL DIVISION DIV DREXEL (USA)
SPECIFICATIONS
width0.500 INCHES NOMINAL IN
length25.000 FEET NOMINAL FT
materialPLASTIC POLYVINYL CHLORIDE (PVC) TUBE
thickness0.0060 INCHES NOMINAL IN
body_shapeROUND
body_width1.000 INCHES NOMINAL IN
bore_stylePLAIN BOTH ENDS
seat_angle37.0 DEGREES FIRST END
body_height1.250 INCHES NOMINAL IN
body_length5.100 INCHES NOMINAL IN
design_typeSPUR SECOND GEAR
flexibilityFLEXIBLE
NSN4820-00-146-8971
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 6666 · 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
NOMINAL THREAD SIZE: 0.875 INCHES SECOND END IN
THREAD SERIES DESIGNATOR: UNF FIRST END
THREAD CLASS: 2A SECOND END A
DISK LOADING METHOD: SPRING
SEAT ANGLE: 37.0 DEGREES FIRST END
CONNECTION STYLE: FLARED (TUBE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.875 INCHES SECOND END IN
THREAD SERIES DESIGNATORUNF FIRST END
THREAD CLASS2A SECOND END A
DISK LOADING METHODSPRING
THREAD SERIES DESIGNATORUNF SECOND END
THREAD CLASS2A FIRST END A
SEAT ANGLE37.0 DEGREES FIRST END
CONNECTION STYLEFLARED (TUBE) FIRST END
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
52803Interchangeable
interchangeable cross-reference
interchangeable
GGG-G-17 TY8CL4STBInterchangeable
interchangeable cross-reference
interchangeable
GGG-G-17Interchangeable
interchangeable cross-reference
interchangeable
666-6Interchangeable
interchangeable cross-reference
interchangeable
T2500-06Interchangeable
interchangeable cross-reference
interchangeable
R502-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6666?
6666 is a FEEDER,CHEMICAL SOLUTION,WATER P. It is classified as a MRO (MRO_GENERAL).
What parts can replace 6666?
There are 15 known substitutes for 6666: 52803, GGG-G-17 TY8CL4STB, GGG-G-17 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6666?
6666 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-146-8971. This indicates validated use in U.S. government and defense supply chains.
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