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88779 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

88779: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 2.092 INCHES NOMINAL IN, length: 2.834 INCHES NOMINAL IN, material: STEEL, corner_radius: 0.250 INCHES NOMINAL IN, hole_diameter: 0.205 INCHES NOMINAL IN, body_thickness: 1.046 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-048-9701, 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
88779
NSN: 5340-01-048-9701
NIINs: 010489701, 014639303
FSC: 5340 — Hardware, Commercial
CAGE: 81580 — MCCULLOCH CORP (USA)
SPECIFICATIONS
width2.092 INCHES NOMINAL IN
length2.834 INCHES NOMINAL IN
materialSTEEL
corner_radius0.250 INCHES NOMINAL IN
hole_diameter0.205 INCHES NOMINAL IN
body_thickness1.046 INCHES NOMINAL IN
flange_thickness0.022 INCHES NOMINAL IN
securing_device_typeTURNLOCK FASTENER
peripheral_shape_styleRECTANGLE, MULTI HOLES
first_recess_inside_height0.370 INCHES NOMINAL IN
hole_quantity_along_length2
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
NSN5340-01-048-9701
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 88779 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: 1.046 INCHES NOMINAL IN
•
CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
LENGTH: 2.834 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 2.376 INCHES NOMINAL IN
•
FLANGE THICKNESS: 0.022 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 0.370 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH1.046 INCHES NOMINAL IN
CORNER RADIUS0.250 INCHES NOMINAL IN
LENGTH2.834 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH2.376 INCHES NOMINAL IN
FLANGE THICKNESS0.022 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT0.370 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
SECURING DEVICE TYPETURNLOCK FASTENER
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 88779?
88779 is a COVER,ACCESS.
What is the NSN for 88779?
88779 is cataloged in the U.S. Government catalog under NSN 5340-01-048-9701. 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.