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487279 — GEAR ASSEMBLY,SPEED DECREASER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

487279: GEAR ASSEMBLY,SPEED DECREASER.

The GEAR ASSEMBLY,SPEED DECREASER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-00-282-9830, 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
487279
NSN: 5305-00-282-9830
NIINs: 002829830, 013569420, 014274505
FSC: 5305 — Screws
CAGE: 57733 — STEWART-WARNER CORPORATION (USA)
SPECIFICATIONS
special_featuresBRAND NAME DESCRIPTION QWD-7;ADDITIONAL ITEM INFORMATION 22X28 QWD-7;REQUIRED MINIMUM ORDER QUANTITY 1;REQUIRED MULTIPLE ORDER QUANTITY 1
NSN5305-00-282-9830
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 487279 · 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: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.458 INCHES MINIMUM AND 1.478 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
PRIMARY WASHER STYLE: FLAT EXTERNAL TEETH
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
FASTENER LENGTH1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN
PRIMARY WASHER OUTSIDE DIAMETER0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN
THREAD LENGTH1.458 INCHES MINIMUM AND 1.478 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEPAN NO. 2
PRIMARY WASHER STYLEFLAT EXTERNAL TEETH
THREAD DIRECTIONRIGHT-HAND
PRIMARY WASHER MATERIAL THICKNESS0.020 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 487279?
487279 is a GEAR ASSEMBLY,SPEED DECREASER.
What is the NSN for 487279?
487279 is cataloged in the U.S. Government catalog under NSN 5305-00-282-9830. 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.