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6781605 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

6781605: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include peripheral_shape_style: RECTANGLE, MULTI HOLES, cross-sectional_shape_style: FLAT, furnished_items_and_quantity: NUT-6, LOCK WASHER-6, FLAT WASHER-6, SCREW-6, AND MOUNTING BRACKET-2, mounting_opening_shape_style: UNTHREADED HOLE, part_name_assigned_by_controlling_agency: COVER, ASSEMBLY, ZA6 CB. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-642-3050, 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
6781605
NSN: 5340-01-642-3050
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width3
cross-sectional_shape_styleFLAT
furnished_items_and_quantityNUT-6, LOCK WASHER-6, FLAT WASHER-6, SCREW-6, AND MOUNTING BRACKET-2
mounting_opening_shape_styleUNTHREADED HOLE
part_name_assigned_by_controlling_agencyCOVER, ASSEMBLY, ZA6 CB
NSN5340-01-642-3050
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 6781605 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
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
HOLE QUANTITY ALONG WIDTH: 3
•
PERIPHERAL SHAPE STYLE: RECTANGLE, MULTI HOLES
•
FURNISHED ITEMS AND QUANTITY: NUT-6, LOCK WASHER-6, FLAT WASHER-6, SCREW-6, AND MOUNTING BRACKET-2
TECHNICAL CHARACTERISTICS
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLEFLAT
HOLE QUANTITY ALONG WIDTH3
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
PART NAME ASSIGNED BY CONTROLLING AGENCYCOVER, ASSEMBLY, ZA6 CB
FURNISHED ITEMS AND QUANTITYNUT-6, LOCK WASHER-6, FLAT WASHER-6, SCREW-6, AND MOUNTING BRACKET-2
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6781605?
6781605 is a COVER,ACCESS.
What is the NSN for 6781605?
6781605 is cataloged in the U.S. Government catalog under NSN 5340-01-642-3050. 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.