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Technical Data Sheet
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S-494 — RING,RETAINING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

S-494: RING,RETAINING.

The RING,RETAINING is a the manufacturer industrial component. Key specifications include overall_width: 3.0 INCHES NOMINAL IN, overall_height: 4.0 INCHES NOMINAL IN, opening_location: TOP, special_features: 1,000 QUANTITY, style_designator: FLAT WITH ZIPLOCK CLOSURE, material_transparency: CLEAR. This part is cataloged in the U.S.

Government catalog under NSN 5325-01-258-1524, 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
S-494
NSN: 5325-01-258-1524
NIINs: 012581524, 016913258
FSC: 5325 — Fastening Devices
CAGE: 25567 — THE GORMAN-RUPP COMPANY DIV GORMAN-RUPP (USA)
SPECIFICATIONS
overall_width3.0 INCHES NOMINAL IN
overall_height4.0 INCHES NOMINAL IN
opening_locationTOP
special_features1,000 QUANTITY
style_designatorFLAT WITH ZIPLOCK CLOSURE
material_transparencyCLEAR
closure_fastening_typeINTERLOCKING SEAL
part_name_assigned_by_controlling_agencyPLASTIC BAG
NSN5325-01-258-1524
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: S-494 · 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
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 S-494?
S-494 is a RING,RETAINING.
What is the NSN for S-494?
S-494 is cataloged in the U.S. Government catalog under NSN 5325-01-258-1524. This indicates validated use in U.S. government and defense supply chains.
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