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3217374 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3217374: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: RECTANGULAR, width: 4.750 INCHES NOMINAL4.750 INCHES NOMINAL IN, length: 8.780 INCHES NOMINAL8.780 INCHES NOMINAL IN, thickness: 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN, mounting_hole_type: UNTHREADED, mounting_hole_diameter: 0.281 INCHES NOMINAL ALL HOLES IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-483-0306, 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
3217374
NSN: 5340-01-483-0306
FSC: 5340 — Hardware, Commercial
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
shapeRECTANGULAR
width4.750 INCHES NOMINAL4.750 INCHES NOMINAL IN
length8.780 INCHES NOMINAL8.780 INCHES NOMINAL IN
thickness0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.281 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity4
end_item_identificationHEAVY EQUIPMENT MEDIUM TACTICAL TRUCK/CONTAINER HANDLING UNIT HEMTT/CHU
part_name_assigned_by_controlling_agencyPLATE, CHU BOX MOUNTING
NSN5340-01-483-0306
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3217374 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: 4
•
LENGTH: 8.780 INCHES NOMINAL8.780 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL ALL HOLES IN
•
SHAPE: RECTANGULAR
•
WIDTH: 4.750 INCHES NOMINAL4.750 INCHES NOMINAL IN
•
THICKNESS: 0.120 INCHES NOMINAL0.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
LENGTH8.780 INCHES NOMINAL8.780 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL ALL HOLES IN
SHAPERECTANGULAR
WIDTH4.750 INCHES NOMINAL4.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE, CHU BOX MOUNTING
END ITEM IDENTIFICATIONHEAVY EQUIPMENT MEDIUM TACTICAL TRUCK/CONTAINER HANDLING UNIT HEMTT/CHU
THICKNESS0.120 INCHES NOMINAL0.120 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3217374?
3217374 is a PLATE,MOUNTING.
What is the NSN for 3217374?
3217374 is cataloged in the U.S. Government catalog under NSN 5340-01-483-0306. 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.