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3G4729 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3G4729: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include inside_diameter: 0.250 INCHES NOMINAL IN, major_thickness: 0.1406 INCHES NOMINAL IN, outside_diameter: 0.625 INCHES NOMINAL IN, special_features: SEMI-CIRCULAR, end_item_identification: ENGINE DEBROUSSAILLEUR CATERPILLAR 953B. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-429-9819, 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
3G4729
NSN: 5325-01-429-9819
FSC: 5325 — Fastening Devices
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
inside_diameter0.250 INCHES NOMINAL IN
major_thickness0.1406 INCHES NOMINAL IN
outside_diameter0.625 INCHES NOMINAL IN
special_featuresSEMI-CIRCULAR
end_item_identificationENGINE DEBROUSSAILLEUR CATERPILLAR 953B
NSN5325-01-429-9819
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3G4729 · 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
•
OUTSIDE DIAMETER: 0.625 INCHES NOMINAL IN
•
MAJOR THICKNESS: 0.1406 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.625 INCHES NOMINAL IN
MAJOR THICKNESS0.1406 INCHES NOMINAL IN
INSIDE DIAMETER0.250 INCHES NOMINAL IN
SPECIAL FEATURESSEMI-CIRCULAR
END ITEM IDENTIFICATIONENGINE DEBROUSSAILLEUR CATERPILLAR 953B
OTHER ITEMS IN FSC 5325 — Fastening Devices
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5325-00-000-1884 5325-00-000-9988 5325-00-001-1567 5325-00-001-2043 5325-00-001-3842 5325-00-001-3858 5325-00-001-3871 5325-00-001-4317
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 3G4729?
3G4729 is a RING,RETAINING.
What is the NSN for 3G4729?
3G4729 is cataloged in the U.S. Government catalog under NSN 5325-01-429-9819. 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.