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N37839 — ACTUATOR,MECHANICAL,NONAIRCRAFT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

N37839: ACTUATOR,MECHANICAL,NONAIRCRAFT.

ACTUATOR,MECHANICAL,NONAIRCRAFT. Key specifications include material: STEEL CORROSION RESISTING OVERALL, taper_length: 0.046 INCHES MAXIMUM IN, style_designator: PLAIN FLANGED, seat_angle_in_deg: 45.000 NOMINAL, body_inside_diameter: 1.375 INCHES NOMINAL IN, body_outside_diameter: 1.624 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-441-0715, 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
N37839
NSN: 4820-01-441-0715
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
taper_length0.046 INCHES MAXIMUM IN
style_designatorPLAIN FLANGED
seat_angle_in_deg45.000 NOMINAL
body_inside_diameter1.375 INCHES NOMINAL IN
body_outside_diameter1.624 INCHES NOMINAL IN
seating_surface_shapeANGULAR
end_item_identification1-12 DONSXA DIAPHRAGM CONTROL VALVE WITH 55 ACTUATOR & H.O.D. & 760E
flange_seat_to_disk_end_height0.187 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencySEAT RING
NSN4820-01-441-0715
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: N37839 · 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
SUBSTITUTES & CROSS-REFERENCES 3
37839Reference document
Same NSN cross-reference
Reference document — Secondary reference
18356NReference document
Same NSN cross-reference
Reference document — Drawing number reference only
18356N GROUP 2 ITEM 4ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 N37839?
N37839 is a ACTUATOR,MECHANICAL,NONAIRCRAFT.
What parts can replace N37839?
There are 3 known substitutes for N37839: 37839, 18356N, 18356N GROUP 2 ITEM 4A. Substitute compatibility should be verified for your specific system.
What is the NSN for N37839?
N37839 is cataloged in the U.S. Government catalog under NSN 4820-01-441-0715. This indicates validated use in U.S. government and defense supply chains.
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