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Technical Data Sheet
PartsTable / COMPONENT / 10163785
10163785 ✓ 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: FLAT CHAMFER, head_height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, screw_material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-403-3497, 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
10163785
NSN: 5305-00-403-3497
FSC: 5305
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
screw_materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 384
fastener_length0.720 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
hardness_rating80.0 ROCKWELL B MINIMUM
thread_directionRIGHT-HAND
width_between_flats0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
nominal_thread_diameter0.164 INCHES IN
screw_surface_treatmentPASSIVATE
NSN5305-00-403-3497
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 10163785 · 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
•
HEAD DIAMETER: 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
•
HEAD STYLE: FLAT CHAMFER
•
WIDTH BETWEEN FLATS: 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A493 ASSN STD ALL MATERIAL RESPONSES
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
SCREW SURFACE TREATMENT: PASSIVATE
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
HEAD DIAMETER0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
HEAD STYLEFLAT CHAMFER
WIDTH BETWEEN FLATS0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONASTM A493 ASSN STD ALL MATERIAL RESPONSES
NOMINAL THREAD DIAMETER0.164 INCHES IN
SCREW SURFACE TREATMENTPASSIVATE
HARDNESS RATING80.0 ROCKWELL B MINIMUM
SPECIFICATION/STANDARD DATA80205-NAS1352 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD QUANTITY PER INCH32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
MS35338-17Interchangeable
interchangeable cross-reference
interchangeable
004-003005-018Interchangeable
interchangeable cross-reference
interchangeable
MS35338-137Interchangeable
interchangeable cross-reference
interchangeable
526046-1Interchangeable
interchangeable cross-reference
interchangeable
526046Interchangeable
interchangeable cross-reference
interchangeable
526046-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10163785?
10163785 is a SCREW,MACHINE.
What parts can replace 10163785?
There are 8 known substitutes for 10163785: MS35338-17, 004-003005-018, MS35338-137 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10163785?
10163785 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-403-3497. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026