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PartsTable / COMPONENT / 153744-28
153744-28 ✓ 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,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL, head_style: FLAT CHAMFER, head_height: 0.156 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.312 INCHES NOMINAL IN, thread_length: 0.250 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 5305-00-425-3807, 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
153744-28
NSN: 5305-00-425-3807
FSC: 5305
CAGE: 54X10 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
head_styleFLAT CHAMFER
head_height0.156 INCHES NOMINAL IN
thread_class2A A
head_diameter0.312 INCHES NOMINAL IN
thread_length0.250 INCHES NOMINAL IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length0.500 INCHES NOMINAL IN
shoulder_length0.250 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.184 INCHES MINIMUM AND 0.187 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentPASSIVATE OVERALL
NSN5305-00-425-3807
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 153744-28 · 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
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
SHOULDER LENGTH: 0.250 INCHES NOMINAL FIRST SHOULDER IN
•
INTERNAL DRIVE STYLE: SLOT
•
THREAD CLASS: 2A A
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.164 INCHES IN
SHOULDER SHAPEROUND FIRST SHOULDER
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
SHOULDER LENGTH0.250 INCHES NOMINAL FIRST SHOULDER IN
INTERNAL DRIVE STYLESLOT
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
HEAD STYLEFLAT CHAMFER
FASTENER LENGTH0.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
01687Interchangeable
interchangeable cross-reference
interchangeable
15910Interchangeable
interchangeable cross-reference
interchangeable
152707Interchangeable
interchangeable cross-reference
interchangeable
7089K54Interchangeable
interchangeable cross-reference
interchangeable
8047K67Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 153744-28?
153744-28 is a SCREW,SHOULDER.
What parts can replace 153744-28?
There are 5 known substitutes for 153744-28: 01687, 15910, 152707 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 153744-28?
153744-28 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-425-3807. 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