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98164A176 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

98164A176: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, head_style: BUTTON, head_height: 0.101 INCHES NOMINAL IN, thread_class: 3A A, head_diameter: 0.361 INCHES NOMINAL IN, thread_length: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-563-7781, 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
98164A176
NSN: 5305-01-563-7781
FSC: 5305 — Screws
CAGE: 2V507 — MCMASTER-CARR SUPPLY COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
head_styleBUTTON
head_height0.101 INCHES NOMINAL IN
thread_class3A A
head_diameter0.361 INCHES NOMINAL IN
thread_length0.250 INCHES NOMINAL IN
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.125 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN5305-01-563-7781
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 98164A176 · 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: 0.125 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.101 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
THREAD LENGTH: 0.250 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: BUTTON
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.125 INCHES NOMINAL IN
HEAD HEIGHT0.101 INCHES NOMINAL IN
FASTENER LENGTH0.250 INCHES NOMINAL IN
THREAD LENGTH0.250 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLEHEXAGON
PART NAME ASSIGNED BY CONTROLLING AGENCYTYPE 316 STAINLESS STEEL BUTTON SOCKET HEAD CAP SCREW
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

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 98164A176?
98164A176 is a SCREW,CAP,SOCKET HEAD.
What is the NSN for 98164A176?
98164A176 is cataloged in the U.S. Government catalog under NSN 5305-01-563-7781. 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.