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Technical Data Sheet
PartsTable / COMPONENT / 80508
80508 ✓ Verified by PartsTable
Clementoni · 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 WASHER,CONCAVE is a Clementoni industrial component. Key specifications include radius: 0.656 INCHES NOMINAL IN, material: STEEL OVERALL, hole_diameter: 0.766 INCHES NOMINAL IN, recess_diameter: 0.906 INCHES NOMINAL IN, outside_diameter: 1.312 INCHES NOMINAL IN, style_designator: CONCAVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-448-4009, 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
80508
NSN: 5305-00-448-4009
FSC: 5305
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
radius0.656 INCHES NOMINAL IN
materialSTEEL OVERALL
hole_diameter0.766 INCHES NOMINAL IN
recess_diameter0.906 INCHES NOMINAL IN
outside_diameter1.312 INCHES NOMINAL IN
style_designatorCONCAVE
surface_treatmentANODIZE OVERALL
material_thickness0.203 INCHES NOMINAL IN
NSN5305-00-448-4009
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 80508 · Clementoni ⚠ 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: 0.188 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
FASTENER LENGTH: 0.781 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.094 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD LENGTH: 0.188 INCHES MINIMUM IN
•
HEAD STYLE: FLAT CHAMFER
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.188 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.781 INCHES NOMINAL IN
HEAD HEIGHT0.094 INCHES NOMINAL IN
INTERNAL DRIVE STYLESLOT
THREAD LENGTH0.188 INCHES MINIMUM IN
HEAD STYLEFLAT CHAMFER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
1799518Interchangeable
interchangeable cross-reference
interchangeable
241100Interchangeable
interchangeable cross-reference
interchangeable
179-222Interchangeable
interchangeable cross-reference
interchangeable
80-508Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 80508?
80508 is a WASHER,CONCAVE manufactured by Clementoni.
What parts can replace 80508?
There are 4 known substitutes for 80508: 1799518, 241100, 179-222 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 80508?
80508 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-448-4009. 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