PartsTable
Technical Data Sheet
Download PDF

11021258 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11021258: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 17.500 INCHES MINIMUM AND 17.620 INCHES MAXIMUM IN, length: 56.440 INCHES MINIMUM AND 56.560 INCHES MAXIMUM IN, material: ALUMINUM ALLOY 3003, hole_diameter: 0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, body_thickness: 0.090 INCHES NOMINAL IN, flange_thickness: 0.090 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-359-0296, 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
11021258
NSN: 5340-01-359-0296
FSC: 5340 — Hardware, Commercial
CAGE: 59678 — COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER DBA US ARMY COMBAT CAPABILITIES DEVELOPMENT COMMAND ARMAMENTS CENTER (USA)
SPECIFICATIONS
width17.500 INCHES MINIMUM AND 17.620 INCHES MAXIMUM IN
length56.440 INCHES MINIMUM AND 56.560 INCHES MAXIMUM IN
materialALUMINUM ALLOY 3003
hole_diameter0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
body_thickness0.090 INCHES NOMINAL IN
flange_thickness0.090 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleRECTANGLE, NO HOLES
first_recess_inside_height1.000 INCHES NOMINAL IN
cross-sectional_shape_styleRECESS, SAME SHAPE AS THE PERIPHERY
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/2,H14 FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-359-0296
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11021258 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: 56.440 INCHES MINIMUM AND 56.560 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.090 INCHES NOMINAL IN
•
FIRST RECESS INSIDE HEIGHT: 1.000 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/2,H14 FED SPEC SINGLE MATERIAL RESPONSE
•
CROSS-SECTIONAL SHAPE STYLE: RECESS, SAME SHAPE AS THE PERIPHERY
•
SECURING DEVICE TYPE: SPECIAL
•
PERIPHERAL SHAPE STYLE: RECTANGLE, NO HOLES
TECHNICAL CHARACTERISTICS
LENGTH56.440 INCHES MINIMUM AND 56.560 INCHES MAXIMUM IN
FLANGE THICKNESS0.090 INCHES NOMINAL IN
FIRST RECESS INSIDE HEIGHT1.000 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/2,H14 FED SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLERECESS, SAME SHAPE AS THE PERIPHERY
SECURING DEVICE TYPESPECIAL
PERIPHERAL SHAPE STYLERECTANGLE, NO HOLES
WIDTH17.500 INCHES MINIMUM AND 17.620 INCHES MAXIMUM IN
MATERIALALUMINUM ALLOY 3003
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
Ready to buy 11021258?
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 11021258?
11021258 is a COVER,ACCESS.
What is the NSN for 11021258?
11021258 is cataloged in the U.S. Government catalog under NSN 5340-01-359-0296. 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 — 11021258