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2104933 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2104933: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 12.160 INCHES NOMINAL IN, length: 17.810 INCHES NOMINAL IN, material: PLASTIC, hole_diameter: 0.196 INCHES NOMINAL IN, body_thickness: 1.620 INCHES NOMINAL IN, securing_device_type: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-246-4039, 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
2104933
NSN: 5340-00-246-4039
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
width12.160 INCHES NOMINAL IN
length17.810 INCHES NOMINAL IN
materialPLASTIC
hole_diameter0.196 INCHES NOMINAL IN
body_thickness1.620 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, FOUR HOLES
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationMIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE
distance_from_first_hole_centerline_to_end_along_width0.500 INCHES NOMINAL IN
distance_from_first_hole_centerline_to_end_along_length1.440 INCHES NOMINAL IN
NSN5340-00-246-4039
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2104933 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: 0.500 INCHES NOMINAL IN
•
LENGTH: 17.810 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SECURING DEVICE TYPE: SPECIAL
•
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH: 1.440 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: RECTANGLE, FOUR HOLES
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.500 INCHES NOMINAL IN
LENGTH17.810 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPESPECIAL
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH1.440 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLERECTANGLE, FOUR HOLES
WIDTH12.160 INCHES NOMINAL IN
MATERIALPLASTIC
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2104933?
2104933 is a COVER,ACCESS.
What is the NSN for 2104933?
2104933 is cataloged in the U.S. Government catalog under NSN 5340-00-246-4039. 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.