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64A98B80-1 — SCREW,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

64A98B80-1: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include head_style: FLAT CHAMFER, head_height: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN, thread_length: 0.500 INCHES NOMINAL IN, fastener_length: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-110-5484, 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
64A98B80-1
NSN: 5305-00-110-5484
FSC: 5305 — Screws
CAGE: 11201 — DEVAL LIFE CYCLE SUPPORT LLC (USA)
SPECIFICATIONS
head_styleFLAT CHAMFER
head_height0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
thread_length0.500 INCHES NOMINAL IN
fastener_length0.875 INCHES NOMINAL IN
width_across_flats0.188 INCHES NOMINAL IN
NSN5305-00-110-5484
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 64A98B80-1 · 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
•
WIDTH ACROSS FLATS: 0.188 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.875 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD CLASS: 3A A
•
HEAD DIAMETER: 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
HEAD HEIGHT0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
FASTENER LENGTH0.875 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
THREAD CLASS3A A
HEAD DIAMETER0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 64A98B80-1?
64A98B80-1 is a SCREW,SHOULDER.
What is the NSN for 64A98B80-1?
64A98B80-1 is cataloged in the U.S. Government catalog under NSN 5305-00-110-5484. 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.