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FON20-7517-1 — SCREW ASSEMBLY,PANEL

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

FON20-7517-1: SCREW ASSEMBLY,PANEL.

The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 304 OR STEEL COMP 316 STAND-OFF, head_style: FLAT COUNTERSUNK, head_diameter: 8.7 MILLIMETERS NOMINAL MM, fastener_length: 20.9 MILLIMETERS MINIMUM AND 21.4 MILLIMETERS MAXIMUM MM, thread_direction: RIGHT-HAND, features_provided: FLAT WASHER AND RETAINING CLIP. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-509-5477, 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
FON20-7517-1
NSN: 5305-01-509-5477
FSC: 5305 — Screws
CAGE: H1822 — GKN FOKKER AEROSPACE B.V. (NLD)
SPECIFICATIONS
materialSTEEL COMP 304 OR STEEL COMP 316 STAND-OFF
head_styleFLAT COUNTERSUNK
head_diameter8.7 MILLIMETERS NOMINAL MM
fastener_length20.9 MILLIMETERS MINIMUM AND 21.4 MILLIMETERS MAXIMUM MM
thread_directionRIGHT-HAND
features_providedFLAT WASHER AND RETAINING CLIP
surface_treatmentPASSIVATE OVERALL
material_document_and_classificationAMS5678 ASSN STD SINGLE MATERIAL RESPONSE SPRING
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5305-01-509-5477
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: FON20-7517-1 · 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
•
FASTENER LENGTH: 20.9 MILLIMETERS MINIMUM AND 21.4 MILLIMETERS MAXIMUM MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5678 ASSN STD SINGLE MATERIAL RESPONSE SPRING
•
FEATURES PROVIDED: FLAT WASHER AND RETAINING CLIP
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
FASTENER LENGTH20.9 MILLIMETERS MINIMUM AND 21.4 MILLIMETERS MAXIMUM MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5678 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5853 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A240 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE STAND-OFF
FEATURES PROVIDEDFLAT WASHER AND RETAINING CLIP
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALIRON ALLOY 660 FASTENER
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
10150717Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FON20-7517-1?
FON20-7517-1 is a SCREW ASSEMBLY,PANEL.
What parts can replace FON20-7517-1?
There is 1 known substitute for FON20-7517-1: 10150717. Substitute compatibility should be verified for your specific system.
What is the NSN for FON20-7517-1?
FON20-7517-1 is cataloged in the U.S. Government catalog under NSN 5305-01-509-5477. This indicates validated use in U.S. government and defense supply chains.
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