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Technical Data Sheet
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6D6146 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6D6146: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include thread_direction: RIGHT-HAND, end_item_identification: WHEEL LOADER, CATERPILLAR INC, MODEL 950F, nominal_thread_diameter: 1.250 INCHES IN, thread_series_designator: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-438-9602, 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
6D6146
NSN: 5305-01-438-9602
FSC: 5305 — Screws
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
thread_directionRIGHT-HAND
end_item_identificationWHEEL LOADER, CATERPILLAR INC, MODEL 950F
nominal_thread_diameter1.250 INCHES IN
thread_series_designatorUNF
NSN5305-01-438-9602
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6D6146 · 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
•
NOMINAL THREAD DIAMETER: 1.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
NOMINAL THREAD DIAMETER1.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
END ITEM IDENTIFICATIONWHEEL LOADER, CATERPILLAR INC, MODEL 950F
THREAD SERIES DESIGNATORUNF
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6D6146?
6D6146 is a SCREW,MACHINE.
What is the NSN for 6D6146?
6D6146 is cataloged in the U.S. Government catalog under NSN 5305-01-438-9602. 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.