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Technical Data Sheet
PartsTable / COMPONENT / 124271H
124271H ✓ 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: ROUND, head_height: 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN, thread_length: 0.375 INCHES NOMINAL IN, fastener_length: 0.375 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 5305-00-013-3033, 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
124271H
NSN: 5305-00-013-3033
FSC: 5305
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
head_styleROUND
head_height0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
thread_length0.375 INCHES NOMINAL IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
fastener_length0.375 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.250 INCHES IN
screw_surface_treatmentPHOSPHATE
thread_quantity_per_inch20
NSN5305-00-013-3033
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 124271H · 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
•
HEAD HEIGHT: 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
•
HEAD DIAMETER: 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
•
HEAD STYLE: ROUND
•
THREAD LENGTH: 0.375 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 20
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
SCREW SURFACE TREATMENT: PHOSPHATE
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
HEAD DIAMETER0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN
HEAD STYLEROUND
THREAD LENGTH0.375 INCHES NOMINAL IN
THREAD QUANTITY PER INCH20
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
SCREW SURFACE TREATMENTPHOSPHATE
FASTENER LENGTH0.375 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
1340Interchangeable
interchangeable cross-reference
interchangeable
24070Interchangeable
interchangeable cross-reference
interchangeable
18003Interchangeable
interchangeable cross-reference
interchangeable
SAE AS4842Interchangeable
interchangeable cross-reference
interchangeable
SAE AS4857Interchangeable
interchangeable cross-reference
interchangeable
B13037Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 124271H?
124271H is a SCREW,MACHINE.
What parts can replace 124271H?
There are 17 known substitutes for 124271H: 1340, 24070, 18003 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 124271H?
124271H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-013-3033. 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