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PartsTable / COMPONENT / KC80084
KC80084 ✓ Verified by PartsTable
— · 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 RING,RETAINING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, ring_style: SPIRAL, usage_design: INTERNAL, inside_diameter: 0.565 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN, major_thickness: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN, outside_diameter: 0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM 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 5325-00-087-4134, 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
KC80084
NSN: 5325-00-087-4134
FSC: 5325
CAGE: 07703 — ATK LAUNCH SYSTEMS LLC DBA ATK LAUNCH SYSTEMS-PROMONTORY DIV PROPULSION SYSTEMS - PROMONTORY (USA)
SPECIFICATIONS
materialSTEEL COMP 302
ring_styleSPIRAL
usage_designINTERNAL
inside_diameter0.565 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
major_thickness0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
outside_diameter0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
surface_treatmentPASSIVATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating72.0 ROCKWELL A MINIMUM AND 74.9 ROCKWELL A MAXIMUM
cross-sectional_shape_styleDOUBLE OVAL
NSN5325-00-087-4134
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: KC80084 · 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: 0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 302
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE 302 ASSN STD SINGLE MATERIAL RESPONSE OR AISI 302 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-5059, TYPE 302 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-766, CLASS 302 FED SPEC SINGLE MATERIAL RESPONSE
•
INSIDE DIAMETER: 0.565 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
•
USAGE DESIGN: INTERNAL
•
MAJOR THICKNESS: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
•
RING STYLE: SPIRAL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.675 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 302
MATERIAL DOCUMENT AND CLASSIFICATIONSAE 302 ASSN STD SINGLE MATERIAL RESPONSE OR AISI 302 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-5059, TYPE 302 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-766, CLASS 302 FED SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER0.565 INCHES MINIMUM AND 0.578 INCHES MAXIMUM IN
USAGE DESIGNINTERNAL
MAJOR THICKNESS0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN
RING STYLESPIRAL
CROSS-SECTIONAL SHAPE STYLEDOUBLE OVAL
CASEHARDENING INDICATORNOT CASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
TS57566Interchangeable
interchangeable cross-reference
interchangeable
V00660-120Interchangeable
interchangeable cross-reference
interchangeable
117147Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-27426Interchangeable
Same NIIN cross-reference
interchangeable
M2742640103DInterchangeable
Same NIIN cross-reference
interchangeable
MIL-DTL-27426/4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is KC80084?
KC80084 is a RING,RETAINING.
What parts can replace KC80084?
There are 8 known substitutes for KC80084: TS57566, V00660-120, 117147 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for KC80084?
KC80084 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-087-4134. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026