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21433 PIECE 4 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

21433 PIECE 4: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, temp_rating: 425.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, overall_height: 5.750 INCHES NOMINAL IN, pressure_rating: 100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, outside_diameter: 6.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-236-6100, 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
21433 PIECE 4
NSN: 4820-01-236-6100
FSC: 4820 — Valves, Nonpowered
CAGE: 14959 — CRANE CO DIV VALVE DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY
temp_rating425.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
overall_height5.750 INCHES NOMINAL IN
pressure_rating100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter6.500 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size2.500 INCHES IN
media_for_which_designedGAS OR OIL OR WATER
thread_quantity_per_inch12
thread_series_designatorUN
NSN4820-01-236-6100
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 21433 PIECE 4 · 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
•
PRESSURE RATING: 100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 425.0 FAHRENHEIT NOMINAL DEGF
•
OUTSIDE DIAMETER: 6.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
NOMINAL THREAD SIZE: 2.500 INCHES IN
•
MEDIA FOR WHICH DESIGNED: GAS OR OIL OR WATER
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT5.750 INCHES NOMINAL IN
PRESSURE RATING100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING425.0 FAHRENHEIT NOMINAL DEGF
OUTSIDE DIAMETER6.500 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
NOMINAL THREAD SIZE2.500 INCHES IN
MEDIA FOR WHICH DESIGNEDGAS OR OIL OR WATER
THREAD CLASS3B
THREAD QUANTITY PER INCH12
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
21433-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
21433Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21433 PIECE 4?
21433 PIECE 4 is a DISK,VALVE.
What parts can replace 21433 PIECE 4?
There are 2 known substitutes for 21433 PIECE 4: 21433-4, 21433. Substitute compatibility should be verified for your specific system.
What is the NSN for 21433 PIECE 4?
21433 PIECE 4 is cataloged in the U.S. Government catalog under NSN 4820-01-236-6100. This indicates validated use in U.S. government and defense supply chains.
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