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546363 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

546363: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 0.348 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN, outside_diameter: 0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-441-0703, 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
546363
NSN: 5325-00-441-0703
NIINs: 004410703, 009977475
FSC: 5325 — Fastening Devices
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter0.348 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
outside_diameter0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
material_diameter0.028 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
NSN5325-00-441-0703
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 546363 · 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 CENTER OR ABOVE
•
MATERIAL DIAMETER: 0.028 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: ROUND
•
OUTSIDE DIAMETER: 0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 0.348 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
RING STYLE: STRAIGHT GAP
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
END STYLEVERTEX CENTER OR ABOVE
MATERIAL DIAMETER0.028 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLEROUND
OUTSIDE DIAMETER0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN
INSIDE DIAMETER0.348 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 546363?
546363 is a RING,RETAINING.
What is the NSN for 546363?
546363 is cataloged in the U.S. Government catalog under NSN 5325-00-441-0703. 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.