PartsTable
Technical Data Sheet
PL87 ✓ Verified by PartsTable
· NUT WASHER
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

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 2330 OR STEEL COMP 2340 OVERALL, thickness: 0.250 INCHES NOMINAL IN, base_style: SINGLE CONTACT BAYONET CANDELABRA, bulb_style: S (STRAIGHT SIDE), key_height: 0.589 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN, overall_length: 2.000 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 5315-00-011-7993, 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
PL87
NSN: 5315-00-011-7993
FSC: 5315
CAGE: 66289 — WISCONSIN MOTORS, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 2330 OR STEEL COMP 2340 OVERALL
thickness0.250 INCHES NOMINAL IN
base_styleSINGLE CONTACT BAYONET CANDELABRA
bulb_styleS (STRAIGHT SIDE)
key_height0.589 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
overall_length2.000 INCHES MAXIMUM IN
voltage_rating6.750 VOLTS NOMINAL
wattage_rating12.988 WATTS
bulb_designatorS-8
circle_diameter1.375 INCHES NOMINAL IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
style_designatorROUND BOTTOM
NSN5315-00-011-7993
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PL87 · 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
THICKNESS: 0.250 INCHES NOMINAL IN
STYLE DESIGNATOR: ROUND BOTTOM
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
KEY HEIGHT: 0.589 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
STARTING EDGE SHAPE: STRAIGHT
MATERIAL: STEEL COMP 2330 OR STEEL COMP 2340 OVERALL
CIRCLE DIAMETER: 1.375 INCHES NOMINAL 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 (FLIS)
THICKNESS0.250 INCHES NOMINAL IN
STYLE DESIGNATORROUND BOTTOM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL
KEY HEIGHT0.589 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
STARTING EDGE SHAPESTRAIGHT
MATERIALSTEEL COMP 2330 OR STEEL COMP 2340 OVERALL
CIRCLE DIAMETER1.375 INCHES NOMINAL IN
KEY SIZE DESIGNATIONWOODRUFF 22
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
7435-98DInterchangeable
interchangeable cross-reference
interchangeable
87Interchangeable
interchangeable cross-reference
interchangeable
119294Interchangeable
interchangeable cross-reference
interchangeable
1179-93Interchangeable
interchangeable cross-reference
interchangeable
42-5416-500-470Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PL87?
PL87 is a CAPACITOR,FIXED,ELECTROLYTIC.
What parts can replace PL87?
There are 5 known substitutes for PL87: 7435-98D, 87, 119294 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PL87?
PL87 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-011-7993. This indicates validated use in U.S. government and defense supply chains.
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