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53786D — STEM,ADJUSTMENT CARBURETOR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

53786D: STEM,ADJUSTMENT CARBURETOR.

The STEM,ADJUSTMENT CARBURETOR is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-00-354-4900, 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
53786D
NSN: 4820-00-354-4900
FSC: 4820 — Valves, Nonpowered
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)
SPECIFICATIONS
Part Number53786D
NSN4820-00-354-4900
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 53786D · 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 7
3F4483Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
93-C71-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
853227Reference document
Same NSN cross-reference
Reference document — Secondary reference
R101-2-436Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
000230-6374Reference document
Same NSN cross-reference
Reference document — Secondary reference
C71-21Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 53786D?
53786D is a STEM,ADJUSTMENT CARBURETOR.
What parts can replace 53786D?
There are 7 known substitutes for 53786D: 3F4483, 93-C71-21, 853227 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53786D?
53786D is cataloged in the U.S. Government catalog under NSN 4820-00-354-4900. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.