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Technical Data Sheet
PartsTable / COMPONENT / 100027
100027 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: STEEL COMP 316 OVERALL, thickness: 0.065 INCHES NOMINAL IN, head_style: HEXAGON, head_height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN, thread_class: 2A A, hole_diameter: 0.125 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-010-0027, 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
100027
NSN: 5305-00-010-0027
FSC: 5305
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
thickness0.065 INCHES NOMINAL IN
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
hole_diameter0.125 INCHES NOMINAL IN
thread_length1.000 INCHES MINIMUM IN
fastener_length1.250 INCHES NOMINAL IN
hardness_rating100.0 ROCKWELL B MAXIMUM OVERALL
overall_diameter0.550 INCHES NOMINAL IN
special_featuresEND ITEM: CVN-21 WATER PUMP,0.825 INCH IN
thread_directionRIGHT-HAND
NSN5305-00-010-0027
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 100027 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH BETWEEN FLATS: 0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD SERIES DESIGNATOR: UNF
•
HARDNESS RATING: 100.0 ROCKWELL B MAXIMUM OVERALL
•
MATERIAL: STEEL OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 10P STYLE AND 2 GRADE
•
THREAD DIRECTION: RIGHT-HAND
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)
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD SERIES DESIGNATORUNF
HARDNESS RATING100.0 ROCKWELL B MAXIMUM OVERALL
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE AND 2 GRADE
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
HEAD STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
100027Interchangeable
interchangeable cross-reference
interchangeable
309J027-3Interchangeable
interchangeable cross-reference
interchangeable
19-0503-54Interchangeable
interchangeable cross-reference
interchangeable
M0DEL2C0NTR0LPAKInterchangeable
interchangeable cross-reference
interchangeable
GGG-H-33 TY1CL3STDInterchangeable
interchangeable cross-reference
interchangeable
10HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 100027?
100027 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace 100027?
There are 19 known substitutes for 100027: 100027, 309J027-3, 19-0503-54 and 16 more. Substitute compatibility should be verified for your specific system.
Is 100027 still available?
100027 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