PartsTable
Technical Data Sheet
6434 ✓ Verified by PartsTable
Melissa & Doug · 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

Take the fun of the beach or sandbox, add cookie cutters, a rolling pin, a crab-topped "sprinkle" shaker, a cookie sheet, a spatula and shell-shaped dishes . . .

it's a recipe for delight! Kids will love to serve up custom sand "cookies" for a picnic at the beach or in the sandbox. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-067-5029, 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
6434
NSN: 4820-00-067-5029
FSC: 4820
CAGE: 28193 — HENRY TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialGLASS
duty_typeCONTINUOUS
thickness4.625 INCHES NOMINAL IN
seat_angle37.0 DEGREES SECOND END
body_length3.750 INCHES MAXIMUM IN
bonnet_typeINSIDE SCREW
cover_depth4.000 INCHES NOMINAL IN
neck_height0.250 INCHES NOMINAL IN
inside_depth28.000 INCHES NOMINAL IN
inside_width39.500 INCHES NOMINAL IN
thread_class3A SECOND END A
usage_designWEATHER RESISTANT
NSN4820-00-067-5029
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 6434 · Melissa & Doug ⚠ 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 DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE SEAT
NOMINAL THREAD SIZE: 0.875 INCHES SECOND END IN
FLOW CONTROL DEVICE: DISK
MAXIMUM OPERATING TEMP: 275.0 FAHRENHEIT SECOND RESPONSE DEGF
THREAD DIRECTION: RIGHT-HAND SECOND END
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE SEAT
NOMINAL THREAD SIZE0.875 INCHES SECOND END IN
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SECOND RESPONSE DEGF
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT FIRST RESPONSE DEGF
THREAD DIRECTIONRIGHT-HAND SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE
VALVE OPERATION METHODMANUAL
BONNET ATTACHMENT METHODTHREADED
MATERIALCOPPER ALLOY 360 AND PLASTIC POLYAMIDE NYLON FLOW CONTROL DEVICE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
AS5183Interchangeable
interchangeable cross-reference
interchangeable
AN840-6Interchangeable
interchangeable cross-reference
interchangeable
6434Interchangeable
interchangeable cross-reference
interchangeable
A-A-2835 TY2STSInterchangeable
interchangeable cross-reference
interchangeable
MIL-B-38721Interchangeable
interchangeable cross-reference
interchangeable
901-6434Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6434?
6434 is a RELAY,ELECTROMAGNETIC manufactured by Melissa & Doug.
What parts can replace 6434?
There are 18 known substitutes for 6434: AS5183, AN840-6, 6434 and 15 more. Substitute compatibility should be verified for your specific system.
Is 6434 still available?
6434 is currently cancelled.
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