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5018-498 — GEAR,SPUR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5018-498: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, body_style: PLAIN, SOLID, bore_style: PLAIN BOTH ENDS, pitch_diameter: 1.5500 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, teeth_quantity: 28. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-501-8498, 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
5018-498
NSN: 5305-00-501-8498
NIINs: 005018498, 009448174
FSC: 5305 — Screws
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
body_stylePLAIN, SOLID
bore_stylePLAIN BOTH ENDS
pitch_diameter1.5500 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
teeth_quantity28
style_designatorONE PROTRUDING HUB, ONE RECESSED HUB
attachment_methodMOUNTING HOLE
surface_treatmentCADMIUM OVERALL
face_nominal_width0.500 INCHES IN
hub_nominal_diameter0.625 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST END
NSN5305-00-501-8498
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5018-498 · 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
•
FASTENER LENGTH: 0.312 INCHES NOMINAL IN
•
THREAD LENGTH: 0.312 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: HEADLESS (SETSCREW)
•
THREAD DIRECTION: RIGHT-HAND
•
POINT STYLE: FLAT
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
TECHNICAL CHARACTERISTICS
FASTENER LENGTH0.312 INCHES NOMINAL IN
THREAD LENGTH0.312 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEHEADLESS (SETSCREW)
THREAD DIRECTIONRIGHT-HAND
POINT STYLEFLAT
SURFACE TREATMENTPHOSPHATE OVERALL
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD CLASS2A A
THREAD QUANTITY PER INCH24
SUBSTITUTES & CROSS-REFERENCES 1
XX002-1595Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5018-498?
5018-498 is a GEAR,SPUR.
What parts can replace 5018-498?
There is 1 known substitute for 5018-498: XX002-1595. Substitute compatibility should be verified for your specific system.
What is the NSN for 5018-498?
5018-498 is cataloged in the U.S. Government catalog under NSN 5305-00-501-8498. 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.