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18042 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
Trust · MRO · MRO_GENERAL
PRODUCT OVERVIEW

18042: CAPACITOR,VARIABLE,AIR DIELECTRI.

- Comfortable wireless keyboard and mouse with 10 multimedia keys. - Ergonomic design with comfortable anti-slip palm rest. - 5 button wireless optical mouse with ergonomic design.

- Ultra small USB receiver that can be stored inside the mouse. - DPI button to instantly change your mouse speed. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-010-8209, 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→ 18042
NSN: 5310-00-010-8209
NIINs: 000108209, 000710788, 001899287, 003334328, 006477924, 009099954, 009384416, 013213315
FSC: 5310 — Nuts and Washers
CAGE: 98889 — AEROCONTROLEX GROUP, INC. DIV TALLEY ACTUATORS (USA)
SPECIFICATIONS
usage_formSINGULAR
inscriptionDOTS
marking_designationDESIGN LOCATION NOT OTHERWISE SPECIFIED
criticality_code_justificationAYBM
NSN5310-00-010-8209
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 18042 · Trust ⚠ 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
•
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY: 0.288 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
•
INTERNAL KEYWAY WIDTH: 0.064 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059,COMP 301,1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.594 INCHES NOMINAL IN
•
INTERNAL KEYWAY QUANTITY: 1
•
MATERIAL THICKNESS: 0.005 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM 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
DISTANCE FROM CENTERLINE TO BOTTOM OF INTERNAL KEYWAY0.288 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
INTERNAL KEYWAY WIDTH0.064 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,COMP 301,1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.594 INCHES NOMINAL IN
INTERNAL KEYWAY QUANTITY1
MATERIAL THICKNESS0.005 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.250 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
A1804-2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 18042?
18042 is a CAPACITOR,VARIABLE,AIR DIELECTRI manufactured by Trust. It is classified as a MRO (MRO_GENERAL).
What parts can replace 18042?
There is 1 known substitute for 18042: A1804-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 18042?
18042 is cataloged in the U.S. Government catalog under NSN 5310-00-010-8209. This indicates validated use in U.S. government and defense supply chains.
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