PartsTable
Technical Data Sheet
Download PDF

2599 (MODIFIED) — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2599 (MODIFIED): COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 2.250 INCHES NOMINAL IN, length: 4.187 INCHES NOMINAL IN, material: STEEL, hole_diameter: 0.138 INCHES NOMINAL IN, securing_device_type: SPECIAL, peripheral_shape_style: RECTANGLE, MULTI HOLES. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-908-2823, 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
2599 (MODIFIED)
NSN: 5340-00-908-2823
FSC: 5340 — Hardware, Commercial
CAGE: 03743 — EGS ELECTRICAL GROUP APPLETON DIV (USA)
SPECIFICATIONS
width2.250 INCHES NOMINAL IN
length4.187 INCHES NOMINAL IN
materialSTEEL
hole_diameter0.138 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_length2
mounting_opening_shape_styleUNTHREADED HOLE
distance_between_holes_along_length3.281 INCHES NOMINAL IN
NSN5340-00-908-2823
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2599 (MODIFIED) 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: 4.187 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 3.281 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
SECURING DEVICE TYPE: SPECIAL
•
PERIPHERAL SHAPE STYLE: RECTANGLE, MULTI HOLES
•
WIDTH: 2.250 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
LENGTH4.187 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH3.281 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
SECURING DEVICE TYPESPECIAL
PERIPHERAL SHAPE STYLERECTANGLE, MULTI HOLES
WIDTH2.250 INCHES NOMINAL IN
MATERIALSTEEL
HOLE DIAMETER0.138 INCHES NOMINAL IN
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
Ready to buy 2599 (MODIFIED)?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2599 (MODIFIED)?
2599 (MODIFIED) is a COVER,ACCESS.
What is the NSN for 2599 (MODIFIED)?
2599 (MODIFIED) is cataloged in the U.S. Government catalog under NSN 5340-00-908-2823. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2599 (MODIFIED)

✓ 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.