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A7426 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A7426: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: STEEL CORROSION RESISTING, seat_radius: 0.375 INCHES NOMINAL IN, thread_class: 2B, overall_height: 2.000 INCHES NOMINAL IN, outside_diameter: 1.807 INCHES NOMINAL IN, nominal_thread_size: 1.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-593-7518, 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
A7426
NSN: 4820-00-593-7518
NIINs: 005937518, 011289360
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_radius0.375 INCHES NOMINAL IN
thread_class2B
overall_height2.000 INCHES NOMINAL IN
outside_diameter1.807 INCHES NOMINAL IN
nominal_thread_size1.000 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNS
NSN4820-00-593-7518
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7426 · 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: NICKEL ALLOY
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.000 INCHES NOMINAL IN
SPECIAL FEATURES1.000-18 UNS 2B 0.750 IN. DEEP INTERNAL THREADS OPTIONAL WITH MFR;GROOVE 1.000 IN. W,1.656 IN. OD LOCATED 0.250 IN. FROM FIRST END;NUMBER 42 CROSS DRILLED HOLE THRU ONE SIDE LOCATED 1.188 IN. FROM FIRST END IN
MATERIALNICKEL ALLOY
SUBSTITUTES & CROSS-REFERENCES 7
8031REVBPC33Reference document
Same NSN cross-reference
Reference document — Secondary reference
8004-27Reference document
Same NSN cross-reference
Reference document — Secondary reference
A7426-001-127Reference document
Same NSN cross-reference
Reference document — Secondary reference
8004-15M0NELReference document
Same NSN cross-reference
Reference document — Secondary reference
20317 FIND 3BReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9283REVAPC3M0NELReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A7426?
A7426 is a CAPACITOR,VARIABLE,AIR DIELECTRI.
What parts can replace A7426?
There are 7 known substitutes for A7426: 8031REVBPC33, 8004-27, A7426-001-127 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A7426?
A7426 is cataloged in the U.S. Government catalog under NSN 4820-00-593-7518. 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.