PartsTable
Technical Data Sheet
NASM51861 ✓ 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: 2.6 MILLIMETERS MAXIMUM MM, head_diameter: 6.9 MILLIMETERS MAXIMUM MM, fastener_length: 9.5 MILLIMETERS NOMINAL MM, special_features: THREADS PER INCH 10. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-052-8241, 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
NASM51861
NSN: 5305-00-052-8241
FSC: 5305
CAGE: 00756 — AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN
head_height2.6 MILLIMETERS MAXIMUM MM
head_diameter6.9 MILLIMETERS MAXIMUM MM
fastener_length9.5 MILLIMETERS NOMINAL MM
special_featuresTHREADS PER INCH 10
features_providedCASEHARDENED
surface_treatmentZINC OVERALL
internal_drive_styleCROSS RECESS TYPE 1
end_item_identificationSTRYKER VEHICLE
nonmachine_thread_styleGIMLET POINT (TYPE A, AB OR BA)
minimum_tensile_strength90000 POUNDS PER SQUARE INCH LBS
NSN5305-00-052-8241
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NASM51861 · 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
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD ALL TREATMENT RESPONSES OVERALL
HEAD HEIGHT: 0.156 INCHES MINIMUM AND 0.169 INCHES MAXIMUM IN
MATERIAL: STEEL OVERALL
SURFACE TREATMENT: ZINC OVERALL
HEAD STYLE: PAN
FEATURES PROVIDED: CASEHARDENED
NONMACHINE THREAD STYLE: GIMLET POINT (TYPE A, AB OR BA)
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD ALL TREATMENT RESPONSES OVERALL
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.169 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SURFACE TREATMENTZINC OVERALL
HEAD STYLEPAN
FEATURES PROVIDEDCASEHARDENED
NONMACHINE THREAD STYLEGIMLET POINT (TYPE A, AB OR BA)
SPECIAL FEATURESTHREADS PER INCH 10
FASTENER LENGTH0.750 INCHES NOMINAL IN
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.476 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
AMSE-B18.6.4Interchangeable
interchangeable cross-reference
interchangeable
FF-S-107 TYAInterchangeable
interchangeable cross-reference
interchangeable
ANSI B18.6.4Interchangeable
interchangeable cross-reference
interchangeable
MS24617-46Interchangeable
interchangeable cross-reference
interchangeable
80096Interchangeable
interchangeable cross-reference
interchangeable
FF-S-107 TYABST PAN RECESSEDInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NASM51861?
NASM51861 is a SCREW,TAPPING.
What parts can replace NASM51861?
There are 27 known substitutes for NASM51861: AMSE-B18.6.4, FF-S-107 TYA, ANSI B18.6.4 and 24 more. Substitute compatibility should be verified for your specific system.
Is NASM51861 still available?
NASM51861 is currently cancelled.
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