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188C196 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

188C196: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 3.375 INCHES NOMINAL IN, length: 6.438 INCHES NOMINAL IN, material: ALUMINUM, inside_angle: 90.0 DEGREES NOMINAL, inside_width: 2.187 INCHES NOMINAL IN, hole_diameter: 0.199 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-693-5836, 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
188C196
NSN: 5340-00-693-5836
FSC: 5340 — Hardware, Commercial
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
width3.375 INCHES NOMINAL IN
length6.438 INCHES NOMINAL IN
materialALUMINUM
inside_angle90.0 DEGREES NOMINAL
inside_width2.187 INCHES NOMINAL IN
hole_diameter0.199 INCHES NOMINAL IN
inside_length5.250 INCHES NOMINAL IN
flange_thickness0.438 INCHES NOMINAL IN
features_providedSPECIAL MARKING
surface_treatmentPAINT
peripheral_shape_styleOVAL, MULTI HOLES
hole_quantity_along_width4
NSN5340-00-693-5836
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 188C196 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
•
INSIDE WIDTH: 2.187 INCHES NOMINAL IN
•
LENGTH: 6.438 INCHES NOMINAL IN
•
INSIDE LENGTH: 5.250 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.438 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.312 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE OR RECTANGULAR RECESS
TECHNICAL CHARACTERISTICS
INSIDE WIDTH2.187 INCHES NOMINAL IN
LENGTH6.438 INCHES NOMINAL IN
INSIDE LENGTH5.250 INCHES NOMINAL IN
FLANGE THICKNESS0.438 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.312 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
FEATURES PROVIDEDSPECIAL MARKING
HOLE QUANTITY ALONG WIDTH4
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 188C196?
188C196 is a COVER,ACCESS.
What is the NSN for 188C196?
188C196 is cataloged in the U.S. Government catalog under NSN 5340-00-693-5836. This indicates validated use in U.S. government and defense supply chains.
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