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10891903 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10891903: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include width: 9.500 INCHES NOMINAL IN, length: 11.500 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 5086, corner_radius: 0.250 INCHES NOMINAL IN, hole_diameter: 0.406 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN, body_thickness: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-453-5441, 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
10891903
NSN: 5340-00-453-5441
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
width9.500 INCHES NOMINAL IN
length11.500 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 5086
corner_radius0.250 INCHES NOMINAL IN
hole_diameter0.406 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN
body_thickness0.188 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleRECTANGLE, MULTI HOLES
hole_quantity_along_width4
hole_quantity_along_length2
cross-sectional_shape_styleFLAT
mounting_opening_shape_styleUNTHREADED HOLE
NSN5340-00-453-5441
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10891903 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: 0.375 INCHES NOMINAL IN
•
CORNER RADIUS: 0.250 INCHES NOMINAL IN
•
LENGTH: 11.500 INCHES NOMINAL IN
•
DISTANCE BETWEEN HOLES ALONG LENGTH: 5.375 INCHES NOMINAL IN
•
HOLE QUANTITY ALONG LENGTH: 2
•
DISTANCE BETWEEN HOLES ALONG WIDTH: 8.750 INCHES NOMINAL IN
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-327,TEMPER T4 OR T6 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-A-19070,TEMPER H32 OR H34 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH0.375 INCHES NOMINAL IN
CORNER RADIUS0.250 INCHES NOMINAL IN
LENGTH11.500 INCHES NOMINAL IN
DISTANCE BETWEEN HOLES ALONG LENGTH5.375 INCHES NOMINAL IN
HOLE QUANTITY ALONG LENGTH2
DISTANCE BETWEEN HOLES ALONG WIDTH8.750 INCHES NOMINAL IN
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-327,TEMPER T4 OR T6 FED SPEC SINGLE MATERIAL RESPONSE OR MIL-A-19070,TEMPER H32 OR H34 MIL SPEC SINGLE MATERIAL RESPONSE
CROSS-SECTIONAL SHAPE STYLEFLAT
SECURING DEVICE TYPETHREADED FASTENER
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 10891903?
10891903 is a COVER,ACCESS.
What is the NSN for 10891903?
10891903 is cataloged in the U.S. Government catalog under NSN 5340-00-453-5441. This indicates validated use in U.S. government and defense supply chains.
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