PartsTable
Technical Data Sheet
PartsTable / MRO / 280003
280003 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 material: STEEL OVERALL, thread_class: 3A STUD THREAD A, thread_length: 0.625 INCHES MINIMUM NUT THREAD IN, overall_length: 2.625 INCHES NOMINAL IN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-350-6735, 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→ 280003
NSN: 5307-00-350-6735
FSC: 5307
CAGE: 08683 — BROCKWAY MOTOR TRUCKS DIV OF MACK TRUCKS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3A STUD THREAD A
thread_length0.625 INCHES MINIMUM NUT THREAD IN
overall_length2.625 INCHES NOMINAL IN
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
special_featuresU/OHOSE SEAL GUN
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL OR VERTICAL
surface_treatmentCADMIUM OVERALL
operating_pressure5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NSN5307-00-350-6735
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 280003 · 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
•
THREAD QUANTITY PER INCH: 24 STUD THREAD
•
THREAD PITCH DIAMETERS: +0.2780 TO 0.2800 INCHES NUT THREAD IN
•
THREAD SERIES DESIGNATOR: UNS NUT THREAD
•
NOMINAL THREAD SIZE: 0.312 INCHES STUD THREAD IN
•
MATERIAL: STEEL COMP 1213
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 QUANTITY PER INCH24 STUD THREAD
THREAD PITCH DIAMETERS+0.2780 TO 0.2800 INCHES NUT THREAD IN
THREAD SERIES DESIGNATORUNS NUT THREAD
OVERALL LENGTH2.625 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF STUD THREAD
NOMINAL THREAD SIZE0.312 INCHES STUD THREAD IN
MATERIALSTEEL COMP 1213
NOMINAL THREAD SIZE0.312 INCHES NUT THREAD IN
THREAD CLASS3A STUD THREAD A
THREAD QUANTITY PER INCH18 NUT THREAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
370679Interchangeable
interchangeable cross-reference
interchangeable
203479Interchangeable
interchangeable cross-reference
interchangeable
28000-3Interchangeable
interchangeable cross-reference
interchangeable
234-113Interchangeable
interchangeable cross-reference
interchangeable
210-20Interchangeable
interchangeable cross-reference
interchangeable
BB39290Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 280003?
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 280003?
280003 is a CAPACITOR,FIXED,PAPER DIELECTRIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 280003?
There are 6 known substitutes for 280003: 370679, 203479, 28000-3 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 280003?
280003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5307-00-350-6735. 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 — 280003

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