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T3SSC00253 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

T3SSC00253: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 4.016 INCHES NOMINAL IN, length: 280.0 MILLIMETERS NOMINAL MM, material: STEEL,CARBON, thread_size: M6, aperture_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-643-7730, 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
T3SSC00253
NSN: 5340-01-643-7730
FSC: 5340 — Hardware, Commercial
CAGE: 65963 — BISHOP-WISECARVER CORPORATION (USA)
SPECIFICATIONS
shapeRECTANGULAR
width4.016 INCHES NOMINAL IN
length280.0 MILLIMETERS NOMINAL MM
materialSTEEL,CARBON
thread_sizeM6
aperture_shapeROUND
features_providedCENTRALLY LOCATED RAISED SURFACE
mounting_hole_typeCOUNTERBORED
NSN5340-01-643-7730
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: T3SSC00253 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: 280.0 MILLIMETERS NOMINAL MM
•
SHAPE: RECTANGULAR
•
FEATURES PROVIDED: CENTRALLY LOCATED RAISED SURFACE
•
THREAD SIZE: M6
•
WIDTH: 4.016 INCHES NOMINAL IN
•
MATERIAL: STEEL,CARBON
•
MOUNTING HOLE TYPE: COUNTERBORED
•
APERTURE SHAPE: ROUND
TECHNICAL CHARACTERISTICS
LENGTH280.0 MILLIMETERS NOMINAL MM
SHAPERECTANGULAR
FEATURES PROVIDEDCENTRALLY LOCATED RAISED SURFACE
THREAD SIZEM6
WIDTH4.016 INCHES NOMINAL IN
MATERIALSTEEL,CARBON
MOUNTING HOLE TYPECOUNTERBORED
APERTURE SHAPEROUND
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T3SSC00253?
T3SSC00253 is a PLATE,MOUNTING.
What is the NSN for T3SSC00253?
T3SSC00253 is cataloged in the U.S. Government catalog under NSN 5340-01-643-7730. 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.