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5403-18 — INSERT AND TOOL ASSORTMENT,SCREW

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5403-18: INSERT AND TOOL ASSORTMENT,SCREW.

INSERT AND TOOL ASSORTMENT,SCREW. Key specifications include document_source: 03018, special_features: INSERT THREAD SIZE (MM) M18X2.50;TAP;DRILL;KIT TYPE IS THREADED INSERT AND OMPANY HAS CREATIVE DESIGN AND RIGHTS CONTROL, end_item_identification: 3470-01-575-2955, component_document_origin: INDUSTRIAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-646-8329, 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
5403-18
NSN: 5340-01-646-8329
FSC: 5340 — Hardware, Commercial
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)
SPECIFICATIONS
document_source03018
special_featuresINSERT THREAD SIZE (MM) M18X2.50;TAP;DRILL;KIT TYPE IS THREADED INSERT AND OMPANY HAS CREATIVE DESIGN AND RIGHTS CONTROL
component_quantity4
end_item_identification3470-01-575-2955
component_document_originINDUSTRIAL
NSN5340-01-646-8329
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5403-18 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
COMPONENT QUANTITY: 4
•
COMPONENT DOCUMENT ORIGIN: INDUSTRIAL
•
DOCUMENT SOURCE: 03018
TECHNICAL CHARACTERISTICS
COMPONENT QUANTITY4
COMPONENT DOCUMENT ORIGININDUSTRIAL
DOCUMENT SOURCE03018
SPECIAL FEATURESINSERT THREAD SIZE (MM) M18X2.50;TAP;DRILL;KIT TYPE IS THREADED INSERT AND OMPANY HAS CREATIVE DESIGN AND RIGHTS CONTROL
END ITEM IDENTIFICATION3470-01-575-2955
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 5403-18?
5403-18 is a INSERT AND TOOL ASSORTMENT,SCREW.
What is the NSN for 5403-18?
5403-18 is cataloged in the U.S. Government catalog under NSN 5340-01-646-8329. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.