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L343001157 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L343001157: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, length: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, thickness: 0.093 INCHES NOMINAL0.093 INCHES NOMINAL IN, special_features: INCLUDES TWO RUBBER CUSHIONS;.060 IN. THICK PER MIL-R-6855 MOUNTED ON PLATE IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-413-7397, 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
L343001157
NSN: 5340-01-413-7397
FSC: 5340 — Hardware, Commercial
CAGE: 36090 — LOCKHEED MARTIN LIBRASCOPE CORPORATION (USA)
SPECIFICATIONS
shapeRECTANGULAR
width0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
length2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
thickness0.093 INCHES NOMINAL0.093 INCHES NOMINAL IN
special_featuresINCLUDES TWO RUBBER CUSHIONS;.060 IN. THICK PER MIL-R-6855 MOUNTED ON PLATE IN
surface_treatmentPASSIVATE
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.289 INCHES MINIMUM AND 0.296 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity1
NSN5340-01-413-7397
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L343001157 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: 1
•
LENGTH: 2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.289 INCHES MINIMUM AND 0.296 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: RECTANGULAR
•
SURFACE TREATMENT: PASSIVATE
•
WIDTH: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY1
LENGTH2.500 INCHES NOMINAL2.500 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.289 INCHES MINIMUM AND 0.296 INCHES MAXIMUM ALL HOLES IN
SHAPERECTANGULAR
SPECIAL FEATURESINCLUDES TWO RUBBER CUSHIONS;.060 IN. THICK PER MIL-R-6855 MOUNTED ON PLATE IN
SURFACE TREATMENTPASSIVATE
WIDTH0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
THICKNESS0.093 INCHES NOMINAL0.093 INCHES NOMINAL IN
MOUNTING HOLE TYPEUNTHREADED
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is L343001157?
L343001157 is a PLATE,MOUNTING.
What is the NSN for L343001157?
L343001157 is cataloged in the U.S. Government catalog under NSN 5340-01-413-7397. 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.