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77C955131P1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

77C955131P1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 14.7200 INCHES NOMINAL IN, length: 19.7000 INCHES NOMINAL IN, material: PLASTIC POLYCARBONATE, inside_width: 14.5600 INCHES NOMINAL IN, hole_diameter: 0.1740 INCHES MINIMUM AND 0.1820 INCHES MAXIMUM IN, inside_length: 19.3800 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-393-8544, 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
77C955131P1
NSN: 5340-01-393-8544
FSC: 5340 — Hardware, Commercial
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
width14.7200 INCHES NOMINAL IN
length19.7000 INCHES NOMINAL IN
materialPLASTIC POLYCARBONATE
inside_width14.5600 INCHES NOMINAL IN
hole_diameter0.1740 INCHES MINIMUM AND 0.1820 INCHES MAXIMUM IN
inside_length19.3800 INCHES NOMINAL IN
body_thickness0.0800 INCHES NOMINAL IN
flange_thickness0.0800 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width3
first_recess_inside_height0.0800 INCHES NOMINAL IN
NSN5340-01-393-8544
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 77C955131P1 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
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH: 2.4400 INCHES NOMINAL IN
•
INSIDE WIDTH: 14.5600 INCHES NOMINAL IN
•
LENGTH: 19.7000 INCHES NOMINAL IN
•
INSIDE LENGTH: 19.3800 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.0800 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.0800 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 1
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH2.4400 INCHES NOMINAL IN
INSIDE WIDTH14.5600 INCHES NOMINAL IN
LENGTH19.7000 INCHES NOMINAL IN
INSIDE LENGTH19.3800 INCHES NOMINAL IN
FLANGE THICKNESS0.0800 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.0800 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH1
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-46144 MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 77C955131P1?
77C955131P1 is a COVER,ACCESS.
What is the NSN for 77C955131P1?
77C955131P1 is cataloged in the U.S. Government catalog under NSN 5340-01-393-8544. This indicates validated use in U.S. government and defense supply chains.
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