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137559 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

137559: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 6.000 INCHES NOMINAL IN, length: 8.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086, thickness: 0.250 INCHES NOMINAL IN, surface_treatment: PAINT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-497-7354, 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
137559
NSN: 5340-01-497-7354
FSC: 5340 — Hardware, Commercial
CAGE: 57039 — UNITED STATES DEPARTMENT OF US ARMY PEO STRI /SIMULATION,TRAINING, INSTRUMENTATION/ (USA)
SPECIFICATIONS
shapeRECTANGULAR
width6.000 INCHES NOMINAL IN
length8.000 INCHES NOMINAL IN
materialALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086
thickness0.250 INCHES NOMINAL IN
special_featuresMOUNTING HOLES ARE COUNTERSUNK 0.332 BY 81-83 DEGREES; MOUNTING CONFIGURATION: TWO ROWS OF HOLES CENTERED 0.500 INCH FROM LENGTHWISE EDGE AND 1.000, 4.000 AND 7.000 INCHES FROM ONE SHORT END IN
surface_treatmentPAINT
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.188 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity6
end_item_identificationBRADLEY; 2350014204716
material_document_and_classificationQQ-A-250/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/7 FED SPEC 2ND MATERIAL RESPONSE
NSN5340-01-497-7354
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 137559 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: 6
•
LENGTH: 8.000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/7 FED SPEC 2ND MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL ALL HOLES IN
•
SHAPE: RECTANGULAR
•
SURFACE TREATMENT: PAINT
•
WIDTH: 6.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY6
LENGTH8.000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/6 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-250/7 FED SPEC 2ND MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL ALL HOLES IN
SHAPERECTANGULAR
SPECIAL FEATURESMOUNTING HOLES ARE COUNTERSUNK 0.332 BY 81-83 DEGREES; MOUNTING CONFIGURATION: TWO ROWS OF HOLES CENTERED 0.500 INCH FROM LENGTHWISE EDGE AND 1.000, 4.000 AND 7.000 INCHES FROM ONE SHORT END IN
SURFACE TREATMENTPAINT
WIDTH6.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONBRADLEY; 2350014204716
MATERIALALUMINUM ALLOY 5083 OR ALUMINUM ALLOY 5086
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 137559?
137559 is a PLATE,MOUNTING.
What is the NSN for 137559?
137559 is cataloged in the U.S. Government catalog under NSN 5340-01-497-7354. 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.