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Technical Data Sheet
PartsTable / COMPONENT / 11A8
11A8 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

CAPACITOR,FIXED,PAPER DIELECTRIC. Key specifications include angle: 40.0 DEGREES, shape: RECTANGULAR, window: NOT INCLUDED, material: ALUMINUM ALLOY, body_type: SOLID, head_type: SOLID. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-542-2370, 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
11A8
NSN: 4820-00-542-2370
FSC: 4820
CAGE: 79470 — DANA CORP WEATHERHEAD DIV (USA)
SPECIFICATIONS
angle40.0 DEGREES
shapeRECTANGULAR
windowNOT INCLUDED
materialALUMINUM ALLOY
body_typeSOLID
head_typeSOLID
bore_shapeSTRAIGHT
head_stylePAN NO. 2
body_length1.406 INCHES MAXIMUM IN
head_height0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
ply_quantity1
thread_class2A A
NSN4820-00-542-2370
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 11A8 · 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
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
179162Interchangeable
interchangeable cross-reference
interchangeable
MILW6986TYPEAInterchangeable
interchangeable cross-reference
interchangeable
11A6Interchangeable
interchangeable cross-reference
interchangeable
1642140-684Interchangeable
interchangeable cross-reference
interchangeable
315-0684-00Interchangeable
interchangeable cross-reference
interchangeable
41181 36680Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 11A8?
11A8 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace 11A8?
There are 31 known substitutes for 11A8: 179162, MILW6986TYPEA, 11A6 and 28 more. Substitute compatibility should be verified for your specific system.
Is 11A8 still available?
11A8 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026