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Technical Data Sheet
PartsTable / COMPONENT / 7598020
7598020 ✓ 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

CABLE ASSEMBLY,SPECIAL PURPOSE,E. Key specifications include material: STEEL COMP 303 OVERALL, head_style: FLAT CHAMFER, head_height: 0.397 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.500 INCHES NOMINAL IN, thread_length: 0.250 INCHES MINIMUM 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 5305-00-282-9728, 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
7598020
NSN: 5305-00-282-9728
FSC: 5305
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleFLAT CHAMFER
head_height0.397 INCHES NOMINAL IN
thread_class2A A
head_diameter0.500 INCHES NOMINAL IN
thread_length0.250 INCHES MINIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.568 INCHES NOMINAL IN
shoulder_length0.318 INCHES MINIMUM AND 0.320 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
NSN5305-00-282-9728
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7598020 · 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
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
SHOULDER DIAMETER: 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
•
MATERIAL: STEEL COMP 303 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
HEAD STYLE: FLAT CHAMFER
•
SHOULDER LENGTH: 0.318 INCHES MINIMUM AND 0.320 INCHES MAXIMUM FIRST SHOULDER IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPASSIVATE OVERALL
SHOULDER DIAMETER0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER IN
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEFLAT CHAMFER
SHOULDER LENGTH0.318 INCHES MINIMUM AND 0.320 INCHES MAXIMUM FIRST SHOULDER IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SHOULDER SHAPEROUND FIRST SHOULDER
FASTENER LENGTH0.568 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
7598020P1Interchangeable
interchangeable cross-reference
interchangeable
7598020Interchangeable
interchangeable cross-reference
interchangeable
7598020P0001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7598020?
7598020 is a CABLE ASSEMBLY,SPECIAL PURPOSE,E.
What parts can replace 7598020?
There are 3 known substitutes for 7598020: 7598020P1, 7598020, 7598020P0001. Substitute compatibility should be verified for your specific system.
What is the NSN for 7598020?
7598020 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-282-9728. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026