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77C711734G1 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

77C711734G1: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 4.320 INCHES MINIMUM AND 4.400 INCHES MAXIMUM IN, length: 14.060 INCHES MINIMUM AND 14.140 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 5052, inside_width: 3.180 INCHES NOMINAL IN, inside_length: 13.920 INCHES NOMINAL IN, body_thickness: 0.090 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-312-0287, 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
77C711734G1
NSN: 5340-01-312-0287
FSC: 5340 — Hardware, Commercial
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
width4.320 INCHES MINIMUM AND 4.400 INCHES MAXIMUM IN
length14.060 INCHES MINIMUM AND 14.140 INCHES MAXIMUM IN
materialALUMINUM ALLOY 5052
inside_width3.180 INCHES NOMINAL IN
inside_length13.920 INCHES NOMINAL IN
body_thickness0.090 INCHES NOMINAL IN
flange_thickness0.090 INCHES NOMINAL IN
surface_treatmentCHROMATE
securing_device_typeSPECIAL
first_recess_inside_height1.410 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE OR RECTANGULAR RECESS
distance_between_holes_along_length3.700 INCHES NOMINAL IN
NSN5340-01-312-0287
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 77C711734G1 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: 3.180 INCHES NOMINAL IN
•
LENGTH: 14.060 INCHES MINIMUM AND 14.140 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
•
INSIDE LENGTH: 13.920 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.700 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.090 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 1.410 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
INSIDE WIDTH3.180 INCHES NOMINAL IN
LENGTH14.060 INCHES MINIMUM AND 14.140 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE
INSIDE LENGTH13.920 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH3.700 INCHES NOMINAL IN
FLANGE THICKNESS0.090 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT1.410 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/8 H32 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLESQUARE OR RECTANGULAR RECESS
SECURING DEVICE TYPESPECIAL
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 1
77C711734G001Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 77C711734G1?
77C711734G1 is a COVER,ACCESS.
What parts can replace 77C711734G1?
There is 1 known substitute for 77C711734G1: 77C711734G001. Substitute compatibility should be verified for your specific system.
What is the NSN for 77C711734G1?
77C711734G1 is cataloged in the U.S. Government catalog under NSN 5340-01-312-0287. This indicates validated use in U.S. government and defense supply chains.
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