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PartsTable / COMPONENT / MS24621-42
MS24621-42 ✓ 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,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN, head_height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN, head_diameter: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, fastener_length: 0.375 INCHES NOMINAL IN, features_provided: CASEHARDENED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-068-0523, 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
MS24621-42
NSN: 5305-00-068-0523
FSC: 5305
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN
head_height0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
head_diameter0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
fastener_length0.375 INCHES NOMINAL IN
features_providedCASEHARDENED
surface_treatmentCADMIUM AND CHROMATE OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nonmachine_thread_styleDOG TYPE (TYPE B OR C)
nonmachine_nominal_thread_diameter0.190 INCHES IN
surface_treatment_document_and_classificationQQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5305-00-068-0523
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS24621-42 · 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 STYLE: PAN
•
FEATURES PROVIDED: CASEHARDENED
•
HEAD HEIGHT: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
•
HEAD DIAMETER: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEPAN
FEATURES PROVIDEDCASEHARDENED
HEAD HEIGHT0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
NONMACHINE NOMINAL THREAD DIAMETER0.190 INCHES IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
FFS107TYPEBSTYLE9SInterchangeable
interchangeable cross-reference
interchangeable
145181Interchangeable
interchangeable cross-reference
interchangeable
43800Interchangeable
interchangeable cross-reference
interchangeable
145183Interchangeable
interchangeable cross-reference
interchangeable
145191Interchangeable
interchangeable cross-reference
interchangeable
145193Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS24621-42?
MS24621-42 is a SCREW,TAPPING.
What parts can replace MS24621-42?
There are 15 known substitutes for MS24621-42: FFS107TYPEBSTYLE9S, 145181, 43800 and 12 more. Substitute compatibility should be verified for your specific system.
Is MS24621-42 still available?
MS24621-42 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026