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PartsTable / COMPONENT / AN520C10R20
AN520C10R20 ✓ 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

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.137 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN, thread_length: 1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN, screw_material: STEEL CORROSION RESISTING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-059-3664, 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
AN520C10R20
NSN: 5305-00-059-3664
FSC: 5305
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
head_styleROUND
head_height0.137 INCHES NOMINAL IN
thread_class2A A
head_diameter0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN
thread_length1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM IN
screw_materialSTEEL CORROSION RESISTING
fastener_length1.188 INCHES MINIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentPASSIVATE
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-059-3664
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN520C10R20 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 38
230-207-028Interchangeable
interchangeable cross-reference
interchangeable
AN515C6-6Interchangeable
interchangeable cross-reference
interchangeable
5000 251904Interchangeable
interchangeable cross-reference
interchangeable
23-00874-008Interchangeable
interchangeable cross-reference
interchangeable
62175-009 ITEM 79Interchangeable
interchangeable cross-reference
interchangeable
P343-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN520C10R20?
AN520C10R20 is a SCREW,MACHINE.
What parts can replace AN520C10R20?
There are 38 known substitutes for AN520C10R20: 230-207-028, AN515C6-6, 5000 251904 and 35 more. Substitute compatibility should be verified for your specific system.
Is AN520C10R20 still available?
AN520C10R20 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026