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MS51862-13 — Technical Data Sheet

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— · 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: FLAT COUNTERSUNK, head_diameter: 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN, fastener_length: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN, countersink_angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM, features_provided: CASEHARDENED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5305-00-432-4387, 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
MS51862-13
NSN: 5305-00-432-4387
FSC: 5305
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
head_diameter0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
fastener_length0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
features_providedCASEHARDENED
surface_treatmentCADMIUM OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nonmachine_thread_styleGIMLET POINT (TYPE A, AB OR BA)
nondefinitive_spec/std_dataAB TYPE
nonmachine_nominal_thread_diameter0.138 INCHES IN
surface_treatment_document_and_classificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5305-00-432-4387
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS51862-13 · 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
•
FASTENER LENGTH: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
•
NONMACHINE NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
NONDEFINITIVE SPEC/STD DATA: AB TYPE
•
HEAD STYLE: FLAT COUNTERSUNK
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
HEAD DIAMETER: 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
NONMACHINE NOMINAL THREAD DIAMETER0.138 INCHES IN
SURFACE TREATMENTCADMIUM OVERALL
NONDEFINITIVE SPEC/STD DATAAB TYPE
HEAD STYLEFLAT COUNTERSUNK
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIALSTEEL OVERALL
HEAD DIAMETER0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
MS24619-11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42-311InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
508-01436-131InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
NON27512ELInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4231InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
42311ADXInterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51862-13?
MS51862-13 is a SCREW,TAPPING.
What parts can replace MS51862-13?
There are 7 known substitutes for MS51862-13: MS24619-11, 42-311, 508-01436-131 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS51862-13?
MS51862-13 is cataloged in the Federal Logistics Information System under NSN 5305-00-432-4387. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: September 2026