PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 25-806609
25-806609 ✓ 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 end_item_identification: EXHAUST MANIFOLD & ELBOW 454/502 EFI MAGNUM ENGINE, part_name_assigned_by_controlling_agency: QUAD RING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-645-4900, 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
25-806609
NSN: 5325-01-645-4900
FSC: 5325
CAGE: 88907 — BRUNSWICK CORP DBA MERCURY MARINE DIV MERCURY MARINE (USA)
SPECIFICATIONS
end_item_identificationEXHAUST MANIFOLD & ELBOW 454/502 EFI MAGNUM ENGINE
part_name_assigned_by_controlling_agencyQUAD RING
NSN5325-01-645-4900
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 25-806609 · 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
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONEXHAUST MANIFOLD & ELBOW 454/502 EFI MAGNUM ENGINE
PART NAME ASSIGNED BY CONTROLLING AGENCYQUAD RING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
004-0010-50Interchangeable
interchangeable cross-reference
interchangeable
32-50-9Interchangeable
interchangeable cross-reference
interchangeable
S225Interchangeable
interchangeable cross-reference
interchangeable
VC-26002Interchangeable
interchangeable cross-reference
interchangeable
TR9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 25-806609?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 25-806609?
25-806609 is a RING,RETAINING.
What parts can replace 25-806609?
There are 5 known substitutes for 25-806609: 004-0010-50, 32-50-9, S225 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 25-806609?
25-806609 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-645-4900. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 25-806609

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026