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74B400516-2001 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

74B400516-2001: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT FILLISTER, head_height: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, thread_length: 0.255 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-476-7084, 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
74B400516-2001
NSN: 5305-01-476-7084
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT FILLISTER
head_height0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
thread_length0.255 INCHES NOMINAL IN
fastener_length0.789 INCHES NOMINAL IN
special_featuresALTERED ITEM,MADE FROM NAS1351C5H12
thread_directionRIGHT-HAND
width_across_flats0.250 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.313 INCHES IN
NSN5305-01-476-7084
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 74B400516-2001 · 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
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.789 INCHES NOMINAL IN
•
THREAD LENGTH: 0.255 INCHES NOMINAL IN
•
HOLE CONFIGURATION STYLE: ROUND INTERNAL HEXAGON
•
NOMINAL THREAD DIAMETER: 0.313 INCHES IN
•
HEAD STYLE: FLAT FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
FASTENER LENGTH0.789 INCHES NOMINAL IN
THREAD LENGTH0.255 INCHES NOMINAL IN
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
NOMINAL THREAD DIAMETER0.313 INCHES IN
HEAD STYLEFLAT FILLISTER
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESALTERED ITEM,MADE FROM NAS1351C5H12
INTERNAL DRIVE STYLEHEXAGON
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74B400516-2001?
74B400516-2001 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 74B400516-2001?
74B400516-2001 is cataloged in the U.S. Government catalog under NSN 5305-01-476-7084. 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.