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Technical Data Sheet

M85049/138-19B — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M85049/138-19B: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include end_item_identification: KC-46A TANKER A, part_name_assigned_by_controlling_agency: CAP,PROTECTIVE,DUST. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-697-1423, 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
M85049/138-19B
NSN: 5340-01-697-1423
FSC: 5340 — Hardware, Commercial
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
end_item_identificationKC-46A TANKER A
part_name_assigned_by_controlling_agencyCAP,PROTECTIVE,DUST
NSN5340-01-697-1423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M85049/138-19B 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYCAP,PROTECTIVE,DUST
END ITEM IDENTIFICATIONKC-46A TANKER A
SUBSTITUTES & CROSS-REFERENCES 1
SAE-AS85049/138Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M85049/138-19B?
M85049/138-19B is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace M85049/138-19B?
There is 1 known substitute for M85049/138-19B: SAE-AS85049/138. Substitute compatibility should be verified for your specific system.
What is the NSN for M85049/138-19B?
M85049/138-19B is cataloged in the U.S. Government catalog under NSN 5340-01-697-1423. This indicates validated use in U.S. government and defense supply chains.
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