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22431-166 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

22431-166: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include thread_length: 110.0 MILLIMETERS NOMINAL MM, end_item_identification: Z-DRIVE GEAR UNITS PORT/STBD P/N B8106242, nominal_thread_diameter: 12.0 MILLIMETERS MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-658-1719, 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
22431-166
NSN: 5305-01-658-1719
FSC: 5305 — Screws
CAGE: 22968 — WICHITA CLUTCH CO INC SUB OF DANA CORP (USA)
SPECIFICATIONS
thread_length110.0 MILLIMETERS NOMINAL MM
end_item_identificationZ-DRIVE GEAR UNITS PORT/STBD P/N B8106242
nominal_thread_diameter12.0 MILLIMETERS MM
NSN5305-01-658-1719
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 22431-166 · 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
•
THREAD LENGTH: 110.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 12.0 MILLIMETERS MM
TECHNICAL CHARACTERISTICS
THREAD LENGTH110.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER12.0 MILLIMETERS MM
END ITEM IDENTIFICATIONZ-DRIVE GEAR UNITS PORT/STBD P/N B8106242
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 22431-166?
22431-166 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 22431-166?
22431-166 is cataloged in the U.S. Government catalog under NSN 5305-01-658-1719. 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.