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Technical Data Sheet

SC-7/8 — Technical Data Sheet

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· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-597-4480, 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
SC-7/8
NSN: 5340-00-597-4480
FSC: 5340
CAGE: 95760 — PROTECTIVE CLOSURES CO INC (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN5340-00-597-4480
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SC-7/8 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 0.875 INCHES NOMINAL IN
MATERIAL: PLASTIC
OVERALL DIAMETER: 1.005 INCHES NOMINAL IN
DESIGN TYPE: FRICTION
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
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 (FLIS)
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED0.875 INCHES NOMINAL IN
MATERIALPLASTIC
OVERALL DIAMETER1.005 INCHES NOMINAL IN
DESIGN TYPEFRICTION
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
NAS847Upgraded Successor
successor cross-reference
successor
MIL-C-5501/7Upgraded Successor
successor cross-reference
successor
M5501/7-F24Upgraded Successor
successor cross-reference
successor
AEP1543-2Upgraded Successor
successor cross-reference
successor
EC14Upgraded Successor
successor cross-reference
successor
36B505139P4Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SC-7/8?
SC-7/8 is a CAPACITOR,FIXED,CERAMIC DIELECTR.
What parts can replace SC-7/8?
There are 29 known substitutes for SC-7/8: NAS847, MIL-C-5501/7, M5501/7-F24 and 26 more. Substitute compatibility should be verified for your specific system.
Is SC-7/8 still available?
SC-7/8 is currently cancelled.
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