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Technical Data Sheet
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69-4575 — Technical Data Sheet

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Legrand · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SPRING,HELICAL,COMPRESSION is a Legrand industrial component. Key specifications include material: STEEL COMP 302, end_style: VERTEX CENTER OR ABOVE, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 0.100 INCHES NOMINAL IN, outside_diameter: 0.150 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-145-8771, 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
69-4575
NSN: 5325-00-145-8771
FSC: 5325
CAGE: 02024 — PHOTO-SONICS, INC. DBA PHOTO-SONICS INC DIV PHOTO-SONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 302
end_styleVERTEX CENTER OR ABOVE
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter0.100 INCHES NOMINAL IN
outside_diameter0.150 INCHES NOMINAL IN
material_diameter0.025 INCHES NOMINAL IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUND
material_document_and_classificationQQ-W-423, 302 FED SPEC SINGLE MATERIAL RESPONSE
NSN5325-00-145-8771
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 69-4575 · Legrand ⚠ 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
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 302
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423, 302 FED SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 0.150 INCHES NOMINAL IN
•
END STYLE: VERTEX CENTER OR ABOVE
•
RING STYLE: STRAIGHT GAP
•
USAGE DESIGN: INTERNAL
•
MATERIAL DIAMETER: 0.025 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 302
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423, 302 FED SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER0.150 INCHES NOMINAL IN
END STYLEVERTEX CENTER OR ABOVE
RING STYLESTRAIGHT GAP
USAGE DESIGNINTERNAL
MATERIAL DIAMETER0.025 INCHES NOMINAL IN
INSIDE DIAMETER0.100 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
69-336Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 69-4575?
69-4575 is a SPRING,HELICAL,COMPRESSION manufactured by Legrand.
What parts can replace 69-4575?
There is 1 known substitute for 69-4575: 69-336. Substitute compatibility should be verified for your specific system.
What is the NSN for 69-4575?
69-4575 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-145-8771. This indicates validated use in U.S. government and defense supply chains.
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Last verified: September 2026