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D25-021-1015 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D25-021-1015: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, special_features: PART NAME ASSIGNED BY MANUFACTURER IS, VALV, 17-4 HT SST, MACHINED, end_item_identification: MODE; D-35 INDUSTRIAL PUMP. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-525-0364, 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
D25-021-1015
NSN: 4820-01-525-0364
FSC: 4820 — Valves, Nonpowered
CAGE: 59776 — WANNER ENGINEERING INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_featuresPART NAME ASSIGNED BY MANUFACTURER IS, VALV, 17-4 HT SST, MACHINED
end_item_identificationMODE; D-35 INDUSTRIAL PUMP
NSN4820-01-525-0364
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D25-021-1015 · 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
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESPART NAME ASSIGNED BY MANUFACTURER IS, VALV, 17-4 HT SST, MACHINED
END ITEM IDENTIFICATIONMODE; D-35 INDUSTRIAL PUMP
MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
D35-991-2402 REV E REF# 11Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D25-021-1015?
D25-021-1015 is a DISK,VALVE.
What parts can replace D25-021-1015?
There is 1 known substitute for D25-021-1015: D35-991-2402 REV E REF# 11. Substitute compatibility should be verified for your specific system.
What is the NSN for D25-021-1015?
D25-021-1015 is cataloged in the U.S. Government catalog under NSN 4820-01-525-0364. 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.