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DIN-7981ST4.8X25CHA3D — SCREW,TAPPING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

DIN-7981ST4.8X25CHA3D: SCREW,TAPPING.

The SCREW,TAPPING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN, head_height: 3.25 MILLIMETERS MINIMUM AND 3.55 MILLIMETERS MAXIMUM MM, head_diameter: 9.14 MILLIMETERS MINIMUM AND 9.50 MILLIMETERS MAXIMUM MM, fastener_length: 25.0 MILLIMETERS NOMINAL MM, surface_treatment: ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-375-7158, 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
DIN-7981ST4.8X25CHA3D
NSN: 5305-01-375-7158
FSC: 5305 — Screws
CAGE: D8286 — DIN DEUTSCHES INSTITUT FUR NORMUNG EV (DEU)
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN
head_height3.25 MILLIMETERS MINIMUM AND 3.55 MILLIMETERS MAXIMUM MM
head_diameter9.14 MILLIMETERS MINIMUM AND 9.50 MILLIMETERS MAXIMUM MM
fastener_length25.0 MILLIMETERS NOMINAL MM
surface_treatmentZINC OVERALL
internal_drive_styleCROSS RECESS TYPE 1
nonmachine_thread_styleCONE POINT (TYPE BP)
nonmachine_nominal_thread_diameter4.8 MILLIMETERS MM
material_document_and_classificationDIN 267/11 NATIONAL SPEC SINGLE MATERIAL RESPONSE OR DIN 7981 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationDIN 267 PART 9 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5305-01-375-7158
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: DIN-7981ST4.8X25CHA3D · 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
•
NONMACHINE NOMINAL THREAD DIAMETER: 4.8 MILLIMETERS MM
•
HEAD HEIGHT: 3.25 MILLIMETERS MINIMUM AND 3.55 MILLIMETERS MAXIMUM MM
•
FASTENER LENGTH: 25.0 MILLIMETERS NOMINAL MM
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: DIN 267 PART 9 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
NONMACHINE THREAD STYLE: CONE POINT (TYPE BP)
•
MATERIAL DOCUMENT AND CLASSIFICATION: DIN 267/11 NATIONAL SPEC SINGLE MATERIAL RESPONSE OR DIN 7981 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
HEAD STYLE: PAN
•
SURFACE TREATMENT: ZINC OVERALL
TECHNICAL CHARACTERISTICS
NONMACHINE NOMINAL THREAD DIAMETER4.8 MILLIMETERS MM
HEAD HEIGHT3.25 MILLIMETERS MINIMUM AND 3.55 MILLIMETERS MAXIMUM MM
FASTENER LENGTH25.0 MILLIMETERS NOMINAL MM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDIN 267 PART 9 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
NONMACHINE THREAD STYLECONE POINT (TYPE BP)
MATERIAL DOCUMENT AND CLASSIFICATIONDIN 267/11 NATIONAL SPEC SINGLE MATERIAL RESPONSE OR DIN 7981 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEPAN
SURFACE TREATMENTZINC OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 1
12414310-048Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is DIN-7981ST4.8X25CHA3D?
DIN-7981ST4.8X25CHA3D is a SCREW,TAPPING.
What parts can replace DIN-7981ST4.8X25CHA3D?
There is 1 known substitute for DIN-7981ST4.8X25CHA3D: 12414310-048. Substitute compatibility should be verified for your specific system.
What is the NSN for DIN-7981ST4.8X25CHA3D?
DIN-7981ST4.8X25CHA3D is cataloged in the U.S. Government catalog under NSN 5305-01-375-7158. This indicates validated use in U.S. government and defense supply chains.
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