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801-6404052-7 — SETSCREW

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

801-6404052-7: SETSCREW.

The SETSCREW is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 510 OVERALL, head_style: HEADLESS (SETSCREW), point_style: POINTLESS, thread_class: 3A A, thread_length: 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, fastener_length: 0.630 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-367-1716, 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
801-6404052-7
NSN: 5305-01-367-1716
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialCOPPER ALLOY 510 OVERALL
head_styleHEADLESS (SETSCREW)
point_stylePOINTLESS
thread_class3A A
thread_length0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
fastener_length0.630 INCHES MINIMUM IN
special_featuresLOCKING FEATURE IN THREAD .125 IN DIAMETER IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter1.438 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-367-1716
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 801-6404052-7 · 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
•
FASTENER LENGTH: 0.630 INCHES MINIMUM IN
•
THREAD LENGTH: 0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 1.438 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: POINTLESS
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.630 INCHES MINIMUM IN
THREAD LENGTH0.630 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER1.438 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEPOINTLESS
SPECIAL FEATURESLOCKING FEATURE IN THREAD .125 IN DIAMETER IN
INTERNAL DRIVE STYLESLOT
THREAD CLASS3A A
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
211058826Same 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 801-6404052-7?
801-6404052-7 is a SETSCREW.
What parts can replace 801-6404052-7?
There is 1 known substitute for 801-6404052-7: 211058826. Substitute compatibility should be verified for your specific system.
What is the NSN for 801-6404052-7?
801-6404052-7 is cataloged in the U.S. Government catalog under NSN 5305-01-367-1716. 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.