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Technical Data Sheet
PartsTable / COMPONENT / AN565D6L6
AN565D6L6 ✓ 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 SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, spline_width: 0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM 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 5305-00-803-0138, 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
AN565D6L6
NSN: 5305-00-803-0138
FSC: 5305
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
head_styleHEADLESS (SETSCREW)
point_styleCUP
spline_width0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
thread_class3A A
thread_length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
fastener_length0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
internal_drive_styleSIX SPLINE
spline_major_diameter0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
NSN5305-00-803-0138
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN565D6L6 · 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 DIRECTION: RIGHT-HAND
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
SPLINE MAJOR DIAMETER: 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.138 INCHES IN
SPLINE MAJOR DIAMETER0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIALSTEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SPLINE WIDTH0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
SPLINE MINOR DIAMETER0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
73650Interchangeable
interchangeable cross-reference
interchangeable
328-0002-000Interchangeable
interchangeable cross-reference
interchangeable
328-0002-00Interchangeable
interchangeable cross-reference
interchangeable
43S90573-1715Interchangeable
interchangeable cross-reference
interchangeable
FFS103TYPE4STYLE4Interchangeable
interchangeable cross-reference
interchangeable
394011PC3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN565D6L6?
AN565D6L6 is a SETSCREW.
What parts can replace AN565D6L6?
There are 24 known substitutes for AN565D6L6: 73650, 328-0002-000, 328-0002-00 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN565D6L6?
AN565D6L6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-803-0138. 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