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Technical Data Sheet

M85049/138-42C — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M85049/138-42C: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: FRICTION, inside_diameter_length: 0.5940 INCHES MINIMUM AND 0.6560 INCHES MAXIMUM IN, round_cap_outside_surface_condition: SMOOTH, tube_outside_diameter_for_which_designed: 1.3300 INCHES MINIMUM AND 1.3500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-445-8956, 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
M85049/138-42C
NSN: 5340-01-445-8956
FSC: 5340 — Hardware, Commercial
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
inside_diameter_length0.5940 INCHES MINIMUM AND 0.6560 INCHES MAXIMUM IN
round_cap_outside_surface_conditionSMOOTH
tube_outside_diameter_for_which_designed1.3300 INCHES MINIMUM AND 1.3500 INCHES MAXIMUM IN
NSN5340-01-445-8956
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M85049/138-42C 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
•
DESIGN TYPE: FRICTION
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.3300 INCHES MINIMUM AND 1.3500 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.5940 INCHES MINIMUM AND 0.6560 INCHES MAXIMUM IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.3300 INCHES MINIMUM AND 1.3500 INCHES MAXIMUM IN
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.5940 INCHES MINIMUM AND 0.6560 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 3
SAE-AS85049/138Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
AS85049/138Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS90376-22YBReference document
Same NSN cross-reference
Reference document — Secondary 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 M85049/138-42C?
M85049/138-42C is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace M85049/138-42C?
There are 3 known substitutes for M85049/138-42C: SAE-AS85049/138, AS85049/138, MS90376-22YB. Substitute compatibility should be verified for your specific system.
What is the NSN for M85049/138-42C?
M85049/138-42C is cataloged in the U.S. Government catalog under NSN 5340-01-445-8956. This indicates validated use in U.S. government and defense supply chains.
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