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PartsTable / COMPONENT / DS-934253
DS-934253 ✓ 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,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: FLAT CHAMFER, head_height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.303 INCHES MINIMUM AND 0.312 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 5305-00-781-4739, 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
DS-934253
NSN: 5305-00-781-4739
FSC: 5305
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_typeDRILLED
head_styleFLAT CHAMFER
head_height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
hole_diameter0.047 INCHES NOMINAL IN
hole_quantity6
thread_length0.687 INCHES MINIMUM IN
fastener_length0.687 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN
NSN5305-00-781-4739
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DS-934253 · 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
•
INTERNAL DRIVE STYLE: HEXAGON
•
HEAD HEIGHT: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.687 INCHES NOMINAL IN
•
HOLE CONFIGURATION STYLE: ROUND INTERNAL HEXAGON
•
THREAD CLASS: 3A A
•
HEAD STYLE: FLAT CHAMFER
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL DRIVE STYLEHEXAGON
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
FASTENER LENGTH0.687 INCHES NOMINAL IN
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
THREAD CLASS3A A
HEAD STYLEFLAT CHAMFER
END ITEM IDENTIFICATIONSCREW,CAP,SOCKET HEAD
NOMINAL THREAD DIAMETER0.190 INCHES IN
CRITICALITY CODE JUSTIFICATIONAGAV
THREAD QUANTITY PER INCH32
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
707133Interchangeable
interchangeable cross-reference
interchangeable
5178Interchangeable
interchangeable cross-reference
interchangeable
N455P17Interchangeable
interchangeable cross-reference
interchangeable
N569PC17Interchangeable
interchangeable cross-reference
interchangeable
CAKX3GHInterchangeable
interchangeable cross-reference
interchangeable
517-0008Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DS-934253?
DS-934253 is a SCREW,CAP,SOCKET HEAD.
What parts can replace DS-934253?
There are 13 known substitutes for DS-934253: 707133, 5178, N455P17 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DS-934253?
DS-934253 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-781-4739. 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