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Technical Data Sheet
PartsTable / COMPONENT / M85049/138-24C
M85049/138-24C ✓ 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 M85049/138-24C 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 5340-01-426-1657, 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
M85049/138-24C
NSN: 5340-01-426-1657
FSC: 5340
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
Part NumberM85049/138-24C
NSN5340-01-426-1657
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M85049/138-24C 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: PLASTIC
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.7650 INCHES MINIMUM AND 0.7850 INCHES MAXIMUM IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
•
INSIDE DIAMETER LENGTH: 0.4690 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM IN
•
OVERALL DIAMETER: 0.9390 INCHES MINIMUM AND 1.0010 INCHES MAXIMUM IN
•
DESIGN TYPE: FRICTION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC
OPENING INSIDE DIAMETER FOR WHICH DESIGNED0.7650 INCHES MINIMUM AND 0.7850 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
INSIDE DIAMETER LENGTH0.4690 INCHES MINIMUM AND 0.5310 INCHES MAXIMUM IN
SPECIAL FEATURESTHE ITEM IS MADE PER MIL-B-81705, TYPE 1
OVERALL DIAMETER0.9390 INCHES MINIMUM AND 1.0010 INCHES MAXIMUM IN
DESIGN TYPEFRICTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
6971-0014Upgraded Successor
successor cross-reference
successor
MS90376-12RBUpgraded Successor
successor cross-reference
successor
M85049/138-24CUpgraded Successor
successor cross-reference
successor
6972-0012Upgraded Successor
successor cross-reference
successor
M85049/138-22CUpgraded Successor
successor cross-reference
successor
M85049/138-20CUpgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M85049/138-24C?
M85049/138-24C is a M85049/138-24C.
What parts can replace M85049/138-24C?
There are 16 known substitutes for M85049/138-24C: 6971-0014, MS90376-12RB, M85049/138-24C and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M85049/138-24C?
M85049/138-24C is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-426-1657. 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