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Technical Data Sheet
PartsTable / COMPONENT / 55-1022
55-1022 ✓ 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

CAPACITOR,VARIABLE,MICA DIELECTR. Key specifications include shape: ROUND, material: STEEL OVERALL, body_style: COMPRESSION, body_width: 0.875 INCHES NOMINAL IN, body_height: 0.844 INCHES NOMINAL IN, body_length: 0.938 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-020-5803, 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
55-1022
NSN: 5325-01-020-5803
FSC: 5325
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL OVERALL
body_styleCOMPRESSION
body_width0.875 INCHES NOMINAL IN
body_height0.844 INCHES NOMINAL IN
body_length0.938 INCHES NOMINAL IN
strap_width3.0 INCHES NOMINAL IN
thread_class2A A
overall_width19.510 INCHES NOMINAL IN
inclosure_typeENCASED
overall_length0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
NSN5325-01-020-5803
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 55-1022 · 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
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 3
A10397Interchangeable
interchangeable cross-reference
interchangeable
30303Interchangeable
interchangeable cross-reference
interchangeable
5510-22Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-1022?
55-1022 is a CAPACITOR,VARIABLE,MICA DIELECTR.
What parts can replace 55-1022?
There are 3 known substitutes for 55-1022: A10397, 30303, 5510-22. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-1022?
55-1022 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-020-5803. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026