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81755 ITEM35 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

81755 ITEM35: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 5.000 INCHES NOMINAL IN, length: 5.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, body_thickness: 0.380 INCHES NOMINAL IN, surface_treatment: PASSIVATE, peripheral_shape_style: RECTANGLE, FOUR HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-394-2448, 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
81755 ITEM35
NSN: 5340-01-394-2448
FSC: 5340 — Hardware, Commercial
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
width5.000 INCHES NOMINAL IN
length5.000 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
body_thickness0.380 INCHES NOMINAL IN
surface_treatmentPASSIVATE
peripheral_shape_styleRECTANGLE, FOUR HOLES
cross-sectional_shape_styleFLAT
distance_between_holes_along_width3.876 INCHES NOMINAL IN
distance_between_holes_along_length3.876 INCHES NOMINAL IN
material_document_and_classificationMIL-S-5002 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-394-2448
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 81755 ITEM35 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
•
LENGTH: 5.000 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.876 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 3.876 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-5002 MIL SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
SURFACE TREATMENT: PASSIVATE
•
PERIPHERAL SHAPE STYLE: RECTANGLE, FOUR HOLES
•
WIDTH: 5.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH5.000 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH3.876 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG WIDTH3.876 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5002 MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
SURFACE TREATMENTPASSIVATE
PERIPHERAL SHAPE STYLERECTANGLE, FOUR HOLES
WIDTH5.000 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
BODY THICKNESS0.380 INCHES NOMINAL IN
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 81755 ITEM35?
81755 ITEM35 is a COVER,ACCESS.
What is the NSN for 81755 ITEM35?
81755 ITEM35 is cataloged in the U.S. Government catalog under NSN 5340-01-394-2448. 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.