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V4438X — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

V4438X: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL, end_style: VERTEX BELOW CENTER, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN, major_thickness: 0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-385-4759, 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
V4438X
NSN: 5325-00-385-4759
FSC: 5325 — Fastening Devices
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
materialSTEEL
end_styleVERTEX BELOW CENTER
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
major_thickness0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
outside_diameter2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleRECTANGULAR
NSN5325-00-385-4759
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: V4438X · 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
•
USAGE DESIGN: INTERNAL
•
END STYLE: VERTEX BELOW CENTER
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
END STYLEVERTEX BELOW CENTER
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN
MAJOR THICKNESS0.061 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
INSIDE DIAMETER2.240 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
MATERIALSTEEL
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 4
3BL01003Reference document
Same NSN cross-reference
Reference document — Secondary reference
1770-223Reference document
Same NSN cross-reference
Reference document — Secondary reference
228T2Reference document
Same NSN cross-reference
Reference document — Secondary reference
01770-0223Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is V4438X?
V4438X is a RING,RETAINING.
What parts can replace V4438X?
There are 4 known substitutes for V4438X: 3BL01003, 1770-223, 228T2 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for V4438X?
V4438X is cataloged in the U.S. Government catalog under NSN 5325-00-385-4759. 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.