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187-63015-3 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

187-63015-3: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL, hole_type: DRILLED, head_style: HEXAGON EXTENDED WASHER, head_height: 0.625 INCHES NOMINAL IN, point_style: FLAT, point_length: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-025-7249, 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
187-63015-3
NSN: 5305-00-025-7249
FSC: 5305 — Screws
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
hole_typeDRILLED
head_styleHEXAGON EXTENDED WASHER
head_height0.625 INCHES NOMINAL IN
point_styleFLAT
point_length0.125 INCHES NOMINAL IN
thread_class3A A
hole_diameter0.070 INCHES NOMINAL IN
hole_quantity1
thread_length1.156 INCHES MINIMUM IN
point_diameter0.539 INCHES MINIMUM AND 0.549 INCHES MAXIMUM IN
fastener_length3.063 INCHES NOMINAL IN
NSN5305-00-025-7249
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 187-63015-3 · 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
•
EXTENDED WASHER THICKNESS: 0.187 INCHES NOMINAL IN
•
POINT DIAMETER: 0.539 INCHES MINIMUM AND 0.549 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.625 INCHES NOMINAL IN
•
POINT LENGTH: 0.125 INCHES NOMINAL IN
•
FASTENER LENGTH: 3.063 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 1.903 INCHES NOMINAL IN
•
THREAD LENGTH: 1.156 INCHES MINIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.187 INCHES NOMINAL IN
POINT DIAMETER0.539 INCHES MINIMUM AND 0.549 INCHES MAXIMUM IN
HEAD HEIGHT0.625 INCHES NOMINAL IN
POINT LENGTH0.125 INCHES NOMINAL IN
FASTENER LENGTH3.063 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER1.903 INCHES NOMINAL IN
THREAD LENGTH1.156 INCHES MINIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLEHEXAGON FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 187-63015-3?
187-63015-3 is a SETSCREW.
What is the NSN for 187-63015-3?
187-63015-3 is cataloged in the U.S. Government catalog under NSN 5305-00-025-7249. 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.