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Technical Data Sheet
99208288 ✓ 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

CAP,PROTECTIVE,DUST AND MOISTURE. Key specifications include material: PLASTIC, design_type: FRICTION, overall_diameter: 1.360 INCHES NOMINAL IN, inside_diameter_length: 0.560 INCHES NOMINAL IN, round_cap_outside_surface_condition: SMOOTH, material_document_and_classification: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-379-6469, 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
99208288
NSN: 5340-01-379-6469
FSC: 5340
CAGE: F6481 — THALES SA (FRA)
SPECIFICATIONS
materialPLASTIC
design_typeFRICTION
overall_diameter1.360 INCHES NOMINAL IN
inside_diameter_length0.560 INCHES NOMINAL IN
round_cap_outside_surface_conditionSMOOTH
material_document_and_classificationL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
tube_outside_diameter_for_which_designed1.087 INCHES MINIMUM AND 1.107 INCHES MAXIMUM IN
NSN5340-01-379-6469
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 99208288 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
OVERALL DIAMETER: 1.360 INCHES NOMINAL IN
DESIGN TYPE: FRICTION
ROUND CAP OUTSIDE SURFACE CONDITION: SMOOTH
MATERIAL: PLASTIC
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER LENGTH: 0.560 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED: 1.087 INCHES MINIMUM AND 1.107 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER1.360 INCHES NOMINAL IN
DESIGN TYPEFRICTION
ROUND CAP OUTSIDE SURFACE CONDITIONSMOOTH
MATERIALPLASTIC
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, CLASS L, GRADE 1 FED SPEC SINGLE MATERIAL RESPONSE
INSIDE DIAMETER LENGTH0.560 INCHES NOMINAL IN
TUBE OUTSIDE DIAMETER FOR WHICH DESIGNED1.087 INCHES MINIMUM AND 1.107 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
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 99208288?
99208288 is a CAP,PROTECTIVE,DUST AND MOISTURE.
What parts can replace 99208288?
There are 17 known substitutes for 99208288: 6971-0014, MS90376-12RB, M85049/138-24C and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 99208288?
99208288 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-379-6469. This indicates validated use in U.S. government and defense supply chains.
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