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EH-45S02 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

EH-45S02: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, ring_style: SPECIAL FLAT, usage_design: INTERNAL, inside_diameter: 47.70 MILLIMETERS NOMINAL MM, major_thickness: 1.57 MILLIMETERS NOMINAL MM, outside_diameter: 48.13 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-512-4764, 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
EH-45S02
NSN: 5325-01-512-4764
FSC: 5325 — Fastening Devices
CAGE: 51814 — SMALLEY STEEL RING CO. (USA)
SPECIFICATIONS
materialSTEEL COMP 302
ring_styleSPECIAL FLAT
usage_designINTERNAL
inside_diameter47.70 MILLIMETERS NOMINAL MM
major_thickness1.57 MILLIMETERS NOMINAL MM
outside_diameter48.13 MILLIMETERS NOMINAL MM
cross-sectional_shape_styleDOUBLE OVAL
material_document_and_classificationAISI 302 ASSN STD SINGLE MATERIAL RESPONSE
NSN5325-01-512-4764
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: EH-45S02 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 302 ASSN STD SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: DOUBLE OVAL
•
OUTSIDE DIAMETER: 48.13 MILLIMETERS NOMINAL MM
•
MAJOR THICKNESS: 1.57 MILLIMETERS NOMINAL MM
•
INSIDE DIAMETER: 47.70 MILLIMETERS NOMINAL MM
•
RING STYLE: SPECIAL FLAT
•
MATERIAL: STEEL COMP 302
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 302 ASSN STD SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
OUTSIDE DIAMETER48.13 MILLIMETERS NOMINAL MM
MAJOR THICKNESS1.57 MILLIMETERS NOMINAL MM
INSIDE DIAMETER47.70 MILLIMETERS NOMINAL MM
RING STYLESPECIAL FLAT
MATERIALSTEEL COMP 302
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 EH-45S02?
EH-45S02 is a RING,RETAINING.
What is the NSN for EH-45S02?
EH-45S02 is cataloged in the U.S. Government catalog under NSN 5325-01-512-4764. 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.