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PartsTable / COMPONENT / AC1048
AC1048 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include width: 0.375 INCHES NOMINAL IN, tip_type: FLAT TIP, end_thickness: 0.050 INCHES NOMINAL IN, overall_length: 1.000 INCHES NOMINAL IN, drive_shank_type: HEXAGON, features_provided: MANUAL TOOL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-690-7273, 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
AC1048
NSN: 5120-00-690-7273
FSC: 5120
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
width0.375 INCHES NOMINAL IN
tip_typeFLAT TIP
end_thickness0.050 INCHES NOMINAL IN
overall_length1.000 INCHES NOMINAL IN
drive_shank_typeHEXAGON
features_providedMANUAL TOOL
nondefinitive_spec/std_data2 TYPE OR 1 CLASS
specification/standard_data05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
shank_width_across_wrench_flats0.250 INCHES NOMINAL IN
NSN5120-00-690-7273
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,MICA DIELECTRIC TITLE COMPONENT PN AC1048 MFR CAPACITOR,FIXED,MICA D
KEY FEATURES
•
TIP TYPE: FLAT TIP
•
DRIVE SHANK TYPE: HEXAGON
•
END THICKNESS: 0.050 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE OR 1 CLASS
•
FEATURES PROVIDED: MANUAL TOOL
•
SHANK WIDTH ACROSS WRENCH FLATS: 0.250 INCHES NOMINAL IN
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)
TIP TYPEFLAT TIP
DRIVE SHANK TYPEHEXAGON
END THICKNESS0.050 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B107.600 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NONDEFINITIVE SPEC/STD DATA2 TYPE OR 1 CLASS
FEATURES PROVIDEDMANUAL TOOL
SHANK WIDTH ACROSS WRENCH FLATS0.250 INCHES NOMINAL IN
OVERALL LENGTH1.000 INCHES NOMINAL IN
WIDTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
257818-78Interchangeable
interchangeable cross-reference
interchangeable
CM-19Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-376Interchangeable
interchangeable cross-reference
interchangeable
B107.600Interchangeable
interchangeable cross-reference
interchangeable
GGG-B-376 TY1Interchangeable
interchangeable cross-reference
interchangeable
B107.26Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AC1048?
AC1048 is a CAPACITOR,FIXED,MICA DIELECTRIC.
What parts can replace AC1048?
There are 25 known substitutes for AC1048: 257818-78, CM-19, GGG-B-376 and 22 more. Substitute compatibility should be verified for your specific system.
Is AC1048 still available?
AC1048 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