PartsTable
Technical Data Sheet
PartsTable / COMPONENT / AN286-4
AN286-4 ✓ 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,FIXED,PAPER DIELECTRIC. Key specifications include angle: 90.0 DEGREES, height: 1.000 INCHES MAXIMUM IN, head_style: BUTTON, head_height: 0.250 INCHES NOMINAL IN, shank_length: 0.375 INCHES NOMINAL IN, thread_class: 3A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-151-0661, 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
AN286-4
NSN: 5306-00-151-0661
FSC: 5306
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
angle90.0 DEGREES
height1.000 INCHES MAXIMUM IN
materialSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
head_styleBUTTON
head_height0.250 INCHES NOMINAL IN
shank_length0.375 INCHES NOMINAL IN
thread_class3A A
head_diameter0.875 INCHES NOMINAL IN
thread_length0.322 INCHES MINIMUM IN
fastener_length4.047 INCHES NOMINAL IN
groove_diameter0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
NSN5306-00-151-0661
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN286-4 · 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
•
HEAD DIAMETER: 0.875 INCHES NOMINAL IN
•
FASTENER LENGTH: 4.047 INCHES NOMINAL IN
•
GROOVE DIAMETER: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 20
•
THREAD CLASS: 3A A
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM 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)
HEAD DIAMETER0.875 INCHES NOMINAL IN
FASTENER LENGTH4.047 INCHES NOMINAL IN
GROOVE DIAMETER0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH20
THREAD CLASS3A A
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.500 INCHES IN
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
INTERNAL DRIVE STYLESLOT
MATERIALSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
AN173-21AUpgraded Successor
successor cross-reference
successor
B6812Upgraded Successor
successor cross-reference
successor
AN173H21AUpgraded Successor
successor cross-reference
successor
AN174-40Upgraded Successor
successor cross-reference
successor
AN174H40Upgraded Successor
successor cross-reference
successor
AN174H37Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy AN286-4?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is AN286-4?
AN286-4 is a CAPACITOR,FIXED,PAPER DIELECTRIC.
What parts can replace AN286-4?
There are 21 known substitutes for AN286-4: AN173-21A, B6812, AN173H21A and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN286-4?
AN286-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-151-0661. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — AN286-4

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026