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Technical Data Sheet
10121200 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

CAPACITOR,FIXED,MICA DIELECTRIC. Key specifications include material: PLASTIC CASE, nut_style: HEXAGON, body_style: W/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE, body_width: 0.380 INCHES MAXIMUM IN, nut_height: 0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN, body_height: 0.110 INCHES MINIMUM AND 0.200 INCHES MAXIMUM 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 5310-00-218-2181, 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
MRO MRO_GENERAL 10121200
NSN: 5310-00-218-2181
FSC: 5310
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialPLASTIC CASE
nut_styleHEXAGON
body_styleW/O MTG FACILITIES TERMINAL(S) ON ONE SURFACE
body_width0.380 INCHES MAXIMUM IN
nut_height0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
body_height0.110 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
body_length0.400 INCHES MINIMUM AND 0.460 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
terminal_length1.000 INCHES MINIMUM IN
thread_directionRIGHT-HAND
terminal_diameter0.025 INCHES NOMINAL IN
NSN5310-00-218-2181
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10121200 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD CLASS: 2B
NOMINAL THREAD SIZE: 0.138 INCHES IN
BEARING SURFACE TYPE: CHAMFERED
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 32
MATERIAL: PLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
NUT STYLE: HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
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)
THREAD CLASS2B
NOMINAL THREAD SIZE0.138 INCHES IN
BEARING SURFACE TYPECHAMFERED
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
MATERIALPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D4066 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
WIDTH ACROSS FLATS0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 4 STYLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
DM15F221J0100WV1CRInterchangeable
interchangeable cross-reference
interchangeable
MIL-C-39001/5Interchangeable
interchangeable cross-reference
interchangeable
DM15CD221J04CR1Interchangeable
interchangeable cross-reference
interchangeable
002-004176Interchangeable
Same NIIN cross-reference
interchangeable
MS51858-3Interchangeable
Same NIIN cross-reference
interchangeable
FFN836Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10121200?
10121200 is a CAPACITOR,FIXED,MICA DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 10121200?
There are 6 known substitutes for 10121200: DM15F221J0100WV1CR, MIL-C-39001/5, DM15CD221J04CR1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10121200?
10121200 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-218-2181. This indicates validated use in U.S. government and defense supply chains.
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