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AN505-10R12 — Technical Data Sheet

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— · 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: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.348 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.750 INCHES NOMINAL IN, screw_material: STEEL, fastener_length: 0.781 INCHES NOMINAL 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 5305-00-156-2805, 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
AN505-10R12
NSN: 5305-00-156-2805
FSC: 5305
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
head_styleFLAT COUNTERSUNK
thread_class2A A
head_diameter0.348 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.750 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.781 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM
thread_quantity_per_inch24
NSN5305-00-156-2805
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN505-10R12 · 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 LENGTH: 0.750 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
FASTENER LENGTH: 0.781 INCHES NOMINAL IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD CLASS: 2A A
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
SCREW MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.750 INCHES NOMINAL IN
SCREW SURFACE TREATMENTCADMIUM
NOMINAL THREAD DIAMETER0.190 INCHES IN
FASTENER LENGTH0.781 INCHES NOMINAL IN
HEAD STYLEFLAT COUNTERSUNK
THREAD CLASS2A A
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
SCREW MATERIALSTEEL
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
FFS92ANDTYPE3ANDSTYLE2Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN505-10R12?
AN505-10R12 is a SCREW,MACHINE.
What parts can replace AN505-10R12?
There is 1 known substitute for AN505-10R12: FFS92ANDTYPE3ANDSTYLE2. Substitute compatibility should be verified for your specific system.
What is the NSN for AN505-10R12?
AN505-10R12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-156-2805. 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: September 2026