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MS90376-24RB — CAP,PROTECTIVE,DUST AND MOISTURE

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS90376-24RB: CAP,PROTECTIVE,DUST AND MOISTURE.

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: FRICTION, overall_diameter: 1.6690 INCHES MINIMUM AND 1.7310 INCHES MAXIMUM IN, inside_diameter_length: 0.5310 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN, round_cap_outside_surface_condition: SMOOTH, material_document_and_classification: MIL-B-81705, TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-463-5503, 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
MS90376-24RB
NSN: 5340-01-463-5503
FSC: 5340 — Hardware, Commercial
CAGE: 81346 — AMERICAN SOCIETY FOR TESTING AND MATERIALS DBA ASTM INTERNATIONAL (USA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
overall_diameter1.6690 INCHES MINIMUM AND 1.7310 INCHES MAXIMUM IN
inside_diameter_length0.5310 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
round_cap_outside_surface_conditionSMOOTH
material_document_and_classificationMIL-B-81705, TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed1.5230 INCHES MINIMUM AND 1.5430 INCHES MAXIMUM IN
NSN5340-01-463-5503
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS90376-24RB 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
•
OVERALL DIAMETER: 1.6690 INCHES MINIMUM AND 1.7310 INCHES MAXIMUM IN
•
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.5230 INCHES MINIMUM AND 1.5430 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-81705, TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: PLASTIC
•
INSIDE DIAMETER LENGTH: 0.5310 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
•
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
OVERALL DIAMETER1.6690 INCHES MINIMUM AND 1.7310 INCHES MAXIMUM IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.5230 INCHES MINIMUM AND 1.5430 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-81705, TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC
INSIDE DIAMETER LENGTH0.5310 INCHES MINIMUM AND 0.5930 INCHES MAXIMUM IN
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 2
SAE-AS85049/138Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
M85049/138-50CReference 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 MS90376-24RB?
MS90376-24RB is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace MS90376-24RB?
There are 2 known substitutes for MS90376-24RB: SAE-AS85049/138, M85049/138-50C. Substitute compatibility should be verified for your specific system.
What is the NSN for MS90376-24RB?
MS90376-24RB is cataloged in the U.S. Government catalog under NSN 5340-01-463-5503. This indicates validated use in U.S. government and defense supply chains.
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