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15518 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include end_item_identification: COMPONENT TO FRS TOOL KIT 5180-01-584-8643. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-054-1542, 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
15518
NSN: 5340-00-054-1542
FSC: 5340
CAGE: 33844 — KLAUER MANUFACTURING COMPANY (USA)
SPECIFICATIONS
end_item_identificationCOMPONENT TO FRS TOOL KIT 5180-01-584-8643
NSN5340-00-054-1542
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 15518 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
•
OUTSIDE DIAMETER: 2.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL: STEEL COMP 1010
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE
•
RADIUS: 3.188 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.083 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER2.000 INCHES NOMINAL IN
STYLE DESIGNATORCONCAVE
MATERIALSTEEL COMP 1010
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD SINGLE MATERIAL RESPONSE
RADIUS3.188 INCHES NOMINAL IN
MATERIAL THICKNESS0.083 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
BE733AUpgraded Successor
successor cross-reference
successor
172592Upgraded Successor
successor cross-reference
successor
23139VUpgraded Successor
successor cross-reference
successor
33-37Upgraded Successor
successor cross-reference
successor
94-3-21-10 CCUpgraded Successor
successor cross-reference
successor
32379Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15518?
15518 is a KEY,SOCKET HEAD SCREW.
What parts can replace 15518?
There are 25 known substitutes for 15518: BE733A, 172592, 23139V and 22 more. Substitute compatibility should be verified for your specific system.
Is 15518 still available?
15518 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026