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418837-1 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

418837-1: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEADLESS (SETSCREW), thread_class: 3A A, thread_length: 0.070 INCHES NOMINAL IN, fastener_length: 0.070 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-100-2020, 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
418837-1
NSN: 5305-01-100-2020
FSC: 5305 — Screws
CAGE: 96214 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEADLESS (SETSCREW)
thread_class3A A
thread_length0.070 INCHES NOMINAL IN
fastener_length0.070 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleFOUR SPLINE
spline_minor_diameter0.035 INCHES NOMINAL IN
nominal_thread_diameter0.060 INCHES IN
thread_quantity_per_inch80
thread_series_designatorUNF
NSN5305-01-100-2020
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 418837-1 · 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
•
SPLINE MINOR DIAMETER: 0.035 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.070 INCHES NOMINAL IN
•
THREAD LENGTH: 0.070 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.060 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
INTERNAL DRIVE STYLE: FOUR SPLINE
TECHNICAL CHARACTERISTICS
SPLINE MINOR DIAMETER0.035 INCHES NOMINAL IN
FASTENER LENGTH0.070 INCHES NOMINAL IN
THREAD LENGTH0.070 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.060 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTPASSIVATE OVERALL
INTERNAL DRIVE STYLEFOUR SPLINE
THREAD CLASS3A A
THREAD QUANTITY PER INCH80
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 418837-1?
418837-1 is a SETSCREW.
What is the NSN for 418837-1?
418837-1 is cataloged in the U.S. Government catalog under NSN 5305-01-100-2020. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.