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Technical Data Sheet

M85049/138-34A — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

M85049/138-34A: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, design_type: FRICTION, overall_length: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, special_features: COLOR IS YELLOW, specification/standard_data: 81343-SAE AS85049/138-A1 NATIONAL STD/SPEC, part_name_assigned_by_controlling_agency: CONNECTOR ACCESSORIES,ELECTRICAL,CAP,DUST,PLASTIC,CATEGORY 9. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-666-1564, 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
M85049/138-34A
NSN: 5340-01-666-1564
FSC: 5340 — Hardware, Commercial
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
design_typeFRICTION
overall_length0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
special_featuresCOLOR IS YELLOW
specification/standard_data81343-SAE AS85049/138-A1 NATIONAL STD/SPEC
part_name_assigned_by_controlling_agencyCONNECTOR ACCESSORIES,ELECTRICAL,CAP,DUST,PLASTIC,CATEGORY 9
tube_outside_diameter_for_which_designed1.078 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
NSN5340-01-666-1564
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M85049/138-34A 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: 1.078 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 81343-SAE AS85049/138-A1 NATIONAL STD/SPEC
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.078 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
OVERALL LENGTH0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA81343-SAE AS85049/138-A1 NATIONAL STD/SPEC
SPECIAL FEATURESCOLOR IS YELLOW
PART NAME ASSIGNED BY CONTROLLING AGENCYCONNECTOR ACCESSORIES,ELECTRICAL,CAP,DUST,PLASTIC,CATEGORY 9
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
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 M85049/138-34A?
M85049/138-34A is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace M85049/138-34A?
There is 1 known substitute for M85049/138-34A: SAE-AS85049/138. Substitute compatibility should be verified for your specific system.
What is the NSN for M85049/138-34A?
M85049/138-34A is cataloged in the U.S. Government catalog under NSN 5340-01-666-1564. This indicates validated use in U.S. government and defense supply chains.
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