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21M7261 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

21M7261: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 3.8 MILLIMETERS NOMINAL MM, head_diameter: 10.0 MILLIMETERS NOMINAL MM, thread_length: 45.0 MILLIMETERS NOMINAL MM, screw_material: STEEL PROPERTY CLASS 4.8, fastener_length: 43.4 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-331-7939, 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
21M7261
NSN: 5305-01-331-7939
FSC: 5305 — Screws
CAGE: 75755 — DEERE & COMPANY DBA DEERE JOHN CO (USA)
SPECIFICATIONS
head_stylePAN
head_height3.8 MILLIMETERS NOMINAL MM
head_diameter10.0 MILLIMETERS NOMINAL MM
thread_length45.0 MILLIMETERS NOMINAL MM
screw_materialSTEEL PROPERTY CLASS 4.8
fastener_length43.4 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter5.0 MILLIMETERS MM
screw_surface_treatmentZINC
thread_series_designatorM
thread_pitch_in_millimeters0.80
NSN5305-01-331-7939
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 21M7261 · 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: 3.8 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
SCREW SURFACE TREATMENT: ZINC
•
FASTENER LENGTH: 43.4 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 0.80
•
THREAD LENGTH: 45.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 5.0 MILLIMETERS MM
•
HEAD STYLE: PAN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT3.8 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6G G
SCREW SURFACE TREATMENTZINC
FASTENER LENGTH43.4 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS0.80
THREAD LENGTH45.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER5.0 MILLIMETERS MM
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL PROPERTY CLASS 4.8
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21M7261?
21M7261 is a SCREW,MACHINE.
What is the NSN for 21M7261?
21M7261 is cataloged in the U.S. Government catalog under NSN 5305-01-331-7939. This indicates validated use in U.S. government and defense supply chains.
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