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174986 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

174986: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include peripheral_shape_style: ROUND, center_hole_shape_style: ROUND, end_item_identification: 3895-01-539-0585, AIRFIELD DAMAGE REPAIR KIT, part_name_assigned_by_controlling_agency: WASHER, 3/8". This part is cataloged in the U.S.

Government catalog under NSN 5306-00-143-1800, 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
174986
NSN: 5306-00-143-1800
NIINs: 001431800, 015505794
FSC: 5306 — Bolts
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identification3895-01-539-0585, AIRFIELD DAMAGE REPAIR KIT
part_name_assigned_by_controlling_agencyWASHER, 3/8"
NSN5306-00-143-1800
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 174986 · 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
•
HEAD HEIGHT: 0.219 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.078 INCHES NOMINAL IN
•
THREAD LENGTH: 0.640 INCHES MINIMUM IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.129 INCHES NOMINAL FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.219 INCHES NOMINAL IN
FASTENER LENGTH2.078 INCHES NOMINAL IN
THREAD LENGTH0.640 INCHES MINIMUM IN
SHANK UNTHREADED HOLE DIAMETER0.129 INCHES NOMINAL FIRST HOLE IN
NOMINAL THREAD DIAMETER0.375 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH1.438 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.593 INCHES NOMINAL IN
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 174986?
174986 is a BOLT,MACHINE.
What is the NSN for 174986?
174986 is cataloged in the U.S. Government catalog under NSN 5306-00-143-1800. 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.