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S8157N493-003 — DISK,SOLID,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

S8157N493-003: DISK,SOLID,PLAIN.

The DISK,SOLID,PLAIN is a the manufacturer industrial component. Key specifications include diameter: 0.422 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN, material: STEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 303, thickness: 0.003 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-133-1989, 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
S8157N493-003
NSN: 5340-01-133-1989
FSC: 5340 — Hardware, Commercial
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
diameter0.422 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN
materialSTEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 303
thickness0.003 INCHES NOMINAL IN
NSN5340-01-133-1989
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S8157N493-003 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5059, COMP 302 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5059, COMP 301 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5059, COMP 316 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6721, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM A582, COMP 303 ASSN STD SINGLE MATERIAL RESPONSE
•
DIAMETER: 0.422 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 303
•
THICKNESS: 0.003 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059, COMP 302 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5059, COMP 301 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5059, COMP 316 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6721, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM A582, COMP 303 ASSN STD SINGLE MATERIAL RESPONSE
DIAMETER0.422 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN
MATERIALSTEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 303
THICKNESS0.003 INCHES NOMINAL IN
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 1
10112641Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 S8157N493-003?
S8157N493-003 is a DISK,SOLID,PLAIN.
What parts can replace S8157N493-003?
There is 1 known substitute for S8157N493-003: 10112641. Substitute compatibility should be verified for your specific system.
What is the NSN for S8157N493-003?
S8157N493-003 is cataloged in the U.S. Government catalog under NSN 5340-01-133-1989. This indicates validated use in U.S. government and defense supply chains.
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