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2021685 — VALVE,REVERSING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2021685: VALVE,REVERSING.

The VALVE,REVERSING is a the manufacturer industrial component. Key specifications include special_features: FUEL SYSTEM (FIGURE 6-3-1) YANMAR 2.6L DIESEL, PG 6-3-2/3, end_item_identification: FUEL GROUP. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-432-1651, 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
2021685
NSN: 4820-00-432-1651
NIINs: 004321651, 015746225
FSC: 4820 — Valves, Nonpowered
CAGE: 70219 — CHRYSLER CORP DAYTON PLANT 1 (USA)
SPECIFICATIONS
special_featuresFUEL SYSTEM (FIGURE 6-3-1) YANMAR 2.6L DIESEL, PG 6-3-2/3
end_item_identificationFUEL GROUP
NSN4820-00-432-1651
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2021685 · 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2021685?
2021685 is a VALVE,REVERSING.
What is the NSN for 2021685?
2021685 is cataloged in the U.S. Government catalog under NSN 4820-00-432-1651. 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.