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218072738 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

218072738: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 19.400 INCHES NOMINAL IN, length: 11.620 INCHES NOMINAL IN, material: PLASTIC, body_thickness: 0.125 INCHES NOMINAL IN, special_features: COVER, PROTECTIVE, UPPER; CLEAR LEXAN SHEET (64"X96"X.125"), securing_device_type: THREADED FASTENER. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-518-7252, 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
218072738
NSN: 5340-01-518-7252
FSC: 5340 — Hardware, Commercial
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
width19.400 INCHES NOMINAL IN
length11.620 INCHES NOMINAL IN
materialPLASTIC
body_thickness0.125 INCHES NOMINAL IN
special_featuresCOVER, PROTECTIVE, UPPER; CLEAR LEXAN SHEET (64"X96"X.125")
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, FOUR HOLES
end_item_identificationRECON SONAR X
cross-sectional_shape_styleFLAT
distance_between_holes_along_width19.000 INCHES NOMINAL IN
distance_between_holes_along_length11.220 INCHES NOMINAL IN
distance_from_first_hole_centerline_to_end_along_width0.200 INCHES NOMINAL IN
NSN5340-01-518-7252
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 218072738 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: 0.200 INCHES NOMINAL IN
•
LENGTH: 11.620 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 11.220 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 19.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: THREADED FASTENER
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 0.200 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.200 INCHES NOMINAL IN
LENGTH11.620 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH11.220 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH19.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPETHREADED FASTENER
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH0.200 INCHES NOMINAL IN
SPECIAL FEATURESCOVER, PROTECTIVE, UPPER; CLEAR LEXAN SHEET (64"X96"X.125")
PERIPHERAL SHAPE STYLERECTANGLE, FOUR HOLES
WIDTH19.400 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 3
9034-112Reference document
Same NSN cross-reference
Reference document — Secondary reference
21802738Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H677-2301-379Reference document
Same NSN cross-reference
Reference document — Secondary 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 218072738?
218072738 is a COVER,ACCESS.
What parts can replace 218072738?
There are 3 known substitutes for 218072738: 9034-112, 21802738, H677-2301-379. Substitute compatibility should be verified for your specific system.
What is the NSN for 218072738?
218072738 is cataloged in the U.S. Government catalog under NSN 5340-01-518-7252. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.