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E55505 — DISK VALVE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

E55505: DISK VALVE.

The DISK VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. This part is cataloged in the U.S.

Government catalog under NSN 4470-00-782-5129, 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
E55505
NSN: 4470-00-782-5129
FSC: 4470 — Nuclear Reactors
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
NSN4470-00-782-5129
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DISK VALVE TITLE COMPONENT PN E55505 MFR DISK VALVE
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
OTHER ITEMS IN FSC 4470 — Nuclear Reactors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4470-00-001-4386 4470-00-001-4387 4470-00-001-4388 4470-00-001-4390 4470-00-001-4391 4470-00-001-4392 4470-00-001-4393 4470-00-001-4394
SUBSTITUTES & CROSS-REFERENCES 7
D25343 PC 19-1.5IN 304SSTLReference document
Same NSN cross-reference
Reference document — Design control — primary reference
55478-0-304SS-1.5IN-PC19(SPCLN)Reference document
Same NSN cross-reference
Reference document — Secondary reference
E-64595Reference document
Same NSN cross-reference
Reference document — Secondary reference
5893B-304SS-1.5INPC19Reference document
Same NSN cross-reference
Reference document — Secondary reference
25343-U-304SS-1.5IN-PC19(SPCLN)Reference document
Same NSN cross-reference
Reference document — Secondary reference
55477-C-304SS-1.5IN-PC19Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required (F)
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FREQUENTLY ASKED QUESTIONS
What is E55505?
E55505 is a DISK VALVE.
What parts can replace E55505?
There are 7 known substitutes for E55505: D25343 PC 19-1.5IN 304SSTL, 55478-0-304SS-1.5IN-PC19(SPCLN), E-64595 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E55505?
E55505 is cataloged in the U.S. Government catalog under NSN 4470-00-782-5129. 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.