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12505978 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12505978: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include width: 168.0 MILLIMETERS MINIMUM AND 168.0 MILLIMETERS MINIMUM AND 172.0 MILLIMETERS MAXIMUM172.0 MILLIMETERS MAXIMUM MM, length: 390.0 MILLIMETERS NOMINAL390.0 MILLIMETERS NOMINAL MM, material: STEEL, surface_treatment: PAINT, mounting_hole_diameter: 17.0 MILLIMETERS MINIMUM AND 23.0 MILLIMETERS MAXIMUM ALL HOLES MM, end_item_identification: 2320-01-552-7753 TRUCK, TRACTOR. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-583-3041, 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
12505978
NSN: 5340-01-583-3041
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
shapeD
width168.0 MILLIMETERS MINIMUM AND 168.0 MILLIMETERS MINIMUM AND 172.0 MILLIMETERS MAXIMUM172.0 MILLIMETERS MAXIMUM MM
length390.0 MILLIMETERS NOMINAL390.0 MILLIMETERS NOMINAL MM
materialSTEEL
surface_treatmentPAINT
mounting_hole_diameter17.0 MILLIMETERS MINIMUM AND 23.0 MILLIMETERS MAXIMUM ALL HOLES MM
end_item_identification2320-01-552-7753 TRUCK, TRACTOR
material_document_and_classificationASTM A572/A572M, GRADE 50, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPLATE, MOUNTING
NSN5340-01-583-3041
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12505978 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: 390.0 MILLIMETERS NOMINAL390.0 MILLIMETERS NOMINAL MM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A572/A572M, GRADE 50, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 17.0 MILLIMETERS MINIMUM AND 23.0 MILLIMETERS MAXIMUM ALL HOLES MM
•
SHAPE: D
•
SURFACE TREATMENT: PAINT
•
WIDTH: 168.0 MILLIMETERS MINIMUM AND 168.0 MILLIMETERS MINIMUM AND 172.0 MILLIMETERS MAXIMUM172.0 MILLIMETERS MAXIMUM MM
TECHNICAL CHARACTERISTICS
LENGTH390.0 MILLIMETERS NOMINAL390.0 MILLIMETERS NOMINAL MM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A572/A572M, GRADE 50, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER17.0 MILLIMETERS MINIMUM AND 23.0 MILLIMETERS MAXIMUM ALL HOLES MM
SHAPED
SURFACE TREATMENTPAINT
WIDTH168.0 MILLIMETERS MINIMUM AND 168.0 MILLIMETERS MINIMUM AND 172.0 MILLIMETERS MAXIMUM172.0 MILLIMETERS MAXIMUM MM
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE, MOUNTING
END ITEM IDENTIFICATION2320-01-552-7753 TRUCK, TRACTOR
MATERIALSTEEL
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 12505978?
12505978 is a PLATE,MOUNTING.
What is the NSN for 12505978?
12505978 is cataloged in the U.S. Government catalog under NSN 5340-01-583-3041. This indicates validated use in U.S. government and defense supply chains.
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