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PartsTable / COMPONENT / 390M23-41970 ITEM 58
390M23-41970 ITEM 58 ✓ 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 BUMPER is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-507-2539, 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
390M23-41970 ITEM 58
NSN: 5340-01-507-2539
FSC: 5340
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
Part Number390M23-41970 ITEM 58
NSN5340-01-507-2539
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 390M23-41970 ITEM 58 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
42014Interchangeable
interchangeable cross-reference
interchangeable
50160-14Interchangeable
interchangeable cross-reference
interchangeable
MILV18436Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-18436Interchangeable
interchangeable cross-reference
interchangeable
17026Interchangeable
interchangeable cross-reference
interchangeable
17027Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 390M23-41970 ITEM 58?
390M23-41970 ITEM 58 is a BUMPER.
What parts can replace 390M23-41970 ITEM 58?
There are 14 known substitutes for 390M23-41970 ITEM 58: 42014, 50160-14, MILV18436 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 390M23-41970 ITEM 58?
390M23-41970 ITEM 58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-507-2539. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026