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11B3511509 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11B3511509: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 18.0 INCHES NOMINAL IN, length: 87.5 INCHES NOMINAL IN, material: STEEL COMP 1011, thickness: 0.125 INCHES NOMINAL IN, special_features: 6 HOLES 0.310 INCHES THRU, 5 HOLES 0.75 INCHES THRU. IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-614-4892, 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
11B3511509
NSN: 5340-01-614-4892
FSC: 5340 — Hardware, Commercial
CAGE: 5B5M3 — DEVCOM CHEMICAL BIOLOGICAL CENTER DBA CHEMICAL BIOLOGICAL CENTER DIV U.S. DEPT OF ARMY (USA)
SPECIFICATIONS
shapeRECTANGULAR
width18.0 INCHES NOMINAL IN
length87.5 INCHES NOMINAL IN
materialSTEEL COMP 1011
thickness0.125 INCHES NOMINAL IN
special_features6 HOLES 0.310 INCHES THRU, 5 HOLES 0.75 INCHES THRU. IN
mounting_hole_typeUNTHREADED
mounting_hole_quantity11
end_item_identification4940-01-591-0265,SHOP EQUIPMENT,WELDING
material_document_and_classificationASTM A 1011 CS TYPE B ASSN STD ALL MATERIAL RESPONSES
part_name_assigned_by_controlling_agencyBACK BENCH PLATE
NSN5340-01-614-4892
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11B3511509 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
•
MOUNTING HOLE QUANTITY: 11
•
LENGTH: 87.5 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A 1011 CS TYPE B ASSN STD ALL MATERIAL RESPONSES
•
SHAPE: RECTANGULAR
•
WIDTH: 18.0 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY11
LENGTH87.5 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A 1011 CS TYPE B ASSN STD ALL MATERIAL RESPONSES
SHAPERECTANGULAR
SPECIAL FEATURES6 HOLES 0.310 INCHES THRU, 5 HOLES 0.75 INCHES THRU. IN
WIDTH18.0 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBACK BENCH PLATE
END ITEM IDENTIFICATION4940-01-591-0265,SHOP EQUIPMENT,WELDING
MATERIALSTEEL COMP 1011
THICKNESS0.125 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 11B3511509?
11B3511509 is a PLATE,MOUNTING.
What is the NSN for 11B3511509?
11B3511509 is cataloged in the U.S. Government catalog under NSN 5340-01-614-4892. 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.