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20435-001 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20435-001: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include material: STEEL COMP 416, lip_thickness: 0.070 INCHES NOMINAL IN, overall_height: 1.340 INCHES NOMINAL IN, flange_diameter: 1.650 INCHES NOMINAL IN, flange_thickness: 0.057 INCHES NOMINAL IN, style_designator: PARALLEL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-062-3837, 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
20435-001
NSN: 4820-01-062-3837
NIINs: 010623837, 010628774, 010918128, 010930870, 010931692, 010932622, 011129874
FSC: 4820 — Valves, Nonpowered
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 416
lip_thickness0.070 INCHES NOMINAL IN
overall_height1.340 INCHES NOMINAL IN
flange_diameter1.650 INCHES NOMINAL IN
flange_thickness0.057 INCHES NOMINAL IN
style_designatorPARALLEL
end_hole_diameter0.565 INCHES NOMINAL IN
body_inside_diameter1.122 INCHES NOMINAL IN
body_outside_diameter1.300 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
material_document_and_classificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-01-062-3837
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20435-001 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY; ANODIZED; CONFIGURATION STEPPED DISC W/CENTER HOLE AND 4 UNIFORMLY SPACED ADDITIONAL HOLES; 1.651 IN. OD; 0.190 IN. THK; 0.331 IN. OVERALL; CENTER HOLE DIA 0.375 IN. W/COUNTERBORE 0.473 IN. DIA AND 0.091 IN. DEEP; 4 0.223 IN. DIA HOLES EQUALLY SPACED ON DISK FACE ON 0.790 IN. BOLT CIRCLE IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY; ANODIZED; CONFIGURATION STEPPED DISC W/CENTER HOLE AND 4 UNIFORMLY SPACED ADDITIONAL HOLES; 1.651 IN. OD; 0.190 IN. THK; 0.331 IN. OVERALL; CENTER HOLE DIA 0.375 IN. W/COUNTERBORE 0.473 IN. DIA AND 0.091 IN. DEEP; 4 0.223 IN. DIA HOLES EQUALLY SPACED ON DISK FACE ON 0.790 IN. BOLT CIRCLE IN
SUBSTITUTES & CROSS-REFERENCES 2
21820 FN 17Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
20435-001 FIND 30Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20435-001?
20435-001 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 20435-001?
There are 2 known substitutes for 20435-001: 21820 FN 17, 20435-001 FIND 30. Substitute compatibility should be verified for your specific system.
What is the NSN for 20435-001?
20435-001 is cataloged in the U.S. Government catalog under NSN 4820-01-062-3837. This indicates validated use in U.S. government and defense supply chains.
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