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5816490 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5816490: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061, end_style: 90 DEGREE PARALLEL, ring_style: STRAIGHT GAP, usage_design: INTERNAL, inside_diameter: 12.482 INCHES MINIMUM AND 12.487 INCHES MAXIMUM IN, major_thickness: 0.258 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-325-9686, 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
5816490
NSN: 5325-01-325-9686
FSC: 5325 — Fastening Devices
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
end_style90 DEGREE PARALLEL
ring_styleSTRAIGHT GAP
usage_designINTERNAL
inside_diameter12.482 INCHES MINIMUM AND 12.487 INCHES MAXIMUM IN
major_thickness0.258 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
minor_thickness0.128 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
outside_diameter12.740 INCHES MINIMUM AND 12.750 INCHES MAXIMUM IN
surface_treatmentANODIZE
casehardening_indicatorNOT CASEHARDENED
end_item_identificationMK93 MOD0 FLEET EXERCISE SYSTEM,TORPEDO MK50
cross-sectional_shape_styleGROOVED INSIDE CORNER
NSN5325-01-325-9686
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5816490 · 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: 90 DEGREE PARALLEL
•
MINOR THICKNESS: 0.128 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: GROOVED INSIDE CORNER
•
OUTSIDE DIAMETER: 12.740 INCHES MINIMUM AND 12.750 INCHES MAXIMUM IN
•
MAJOR THICKNESS: 0.258 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
•
INSIDE DIAMETER: 12.482 INCHES MINIMUM AND 12.487 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
USAGE DESIGNINTERNAL
END STYLE90 DEGREE PARALLEL
MINOR THICKNESS0.128 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11, ALLOY 6061, T651 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEGROOVED INSIDE CORNER
OUTSIDE DIAMETER12.740 INCHES MINIMUM AND 12.750 INCHES MAXIMUM IN
MAJOR THICKNESS0.258 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
INSIDE DIAMETER12.482 INCHES MINIMUM AND 12.487 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
RING STYLESTRAIGHT GAP
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5816490?
5816490 is a RING,RETAINING.
What is the NSN for 5816490?
5816490 is cataloged in the U.S. Government catalog under NSN 5325-01-325-9686. This indicates validated use in U.S. government and defense supply chains.
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