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8201-004-020 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8201-004-020: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include head_style: HEADLESS (SETSCREW), point_style: CHAMFER DOG, point_length: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN, thread_length: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN, point_diameter: 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, fastener_length: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-451-8276, 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
8201-004-020
NSN: 5305-01-451-8276
FSC: 5305 — Screws
CAGE: 0BJ09 — SUPREME INTEGRATED TECHNOLOGY, INC. DBA C.S. CONTROLS (USA)
SPECIFICATIONS
head_styleHEADLESS (SETSCREW)
point_styleCHAMFER DOG
point_length0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
thread_length0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
point_diameter0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
fastener_length0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
point_chamfer_angle45.0 DEGREES NOMINAL
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-451-8276
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8201-004-020 · 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
•
POINT DIAMETER: 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
•
POINT LENGTH: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
•
POINT CHAMFER ANGLE: 45.0 DEGREES NOMINAL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
POINT DIAMETER0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
POINT LENGTH0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
FASTENER LENGTH0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
THREAD LENGTH0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLECHAMFER DOG
THREAD QUANTITY PER INCH18
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 1
PL 8201-004 ITEM NO 27Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8201-004-020?
8201-004-020 is a SETSCREW.
What parts can replace 8201-004-020?
There is 1 known substitute for 8201-004-020: PL 8201-004 ITEM NO 27. Substitute compatibility should be verified for your specific system.
What is the NSN for 8201-004-020?
8201-004-020 is cataloged in the U.S. Government catalog under NSN 5305-01-451-8276. 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.