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12574326 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12574326: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: FLAT AND RECTANGULAR, width: 1.47 INCHES MINIMUM AND 1.47 INCHES MINIMUM AND 1.53 INCHES MAXIMUM1.53 INCHES MAXIMUM IN, length: 3.97 INCHES MINIMUM AND 3.97 INCHES MINIMUM AND 4.03 INCHES MAXIMUM4.03 INCHES MAXIMUM IN, material: PLASTIC POLYAMIDE NYLON, thickness: 0.35 INCHES MINIMUM AND 0.35 INCHES MINIMUM AND 0.41 INCHES MAXIMUM0.41 INCHES MAXIMUM IN, special_features: MOUNTING HOLE IS COUNTERSUNK TO .56 INCHES DIAMETER AT 82 DEGREES. IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-629-1831, 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
12574326
NSN: 5340-01-629-1831
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
shapeFLAT AND RECTANGULAR
width1.47 INCHES MINIMUM AND 1.47 INCHES MINIMUM AND 1.53 INCHES MAXIMUM1.53 INCHES MAXIMUM IN
length3.97 INCHES MINIMUM AND 3.97 INCHES MINIMUM AND 4.03 INCHES MAXIMUM4.03 INCHES MAXIMUM IN
materialPLASTIC POLYAMIDE NYLON
thickness0.35 INCHES MINIMUM AND 0.35 INCHES MINIMUM AND 0.41 INCHES MAXIMUM0.41 INCHES MAXIMUM IN
special_featuresMOUNTING HOLE IS COUNTERSUNK TO .56 INCHES DIAMETER AT 82 DEGREES. IN
mounting_hole_typeCOUNTERSUNK AND PLAIN
mounting_hole_diameter0.24 INCHES MINIMUM AND 0.30 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity1
end_item_identification2355-01-616-9288
material_document_and_classificationASTM D6779 ASSN STD SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPLATE, NYLON, LOWER
NSN5340-01-629-1831
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12574326 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: 3.97 INCHES MINIMUM AND 3.97 INCHES MINIMUM AND 4.03 INCHES MAXIMUM4.03 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D6779 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.24 INCHES MINIMUM AND 0.30 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: FLAT AND RECTANGULAR
•
WIDTH: 1.47 INCHES MINIMUM AND 1.47 INCHES MINIMUM AND 1.53 INCHES MAXIMUM1.53 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY1
LENGTH3.97 INCHES MINIMUM AND 3.97 INCHES MINIMUM AND 4.03 INCHES MAXIMUM4.03 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D6779 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.24 INCHES MINIMUM AND 0.30 INCHES MAXIMUM ALL HOLES IN
SHAPEFLAT AND RECTANGULAR
SPECIAL FEATURESMOUNTING HOLE IS COUNTERSUNK TO .56 INCHES DIAMETER AT 82 DEGREES. IN
WIDTH1.47 INCHES MINIMUM AND 1.47 INCHES MINIMUM AND 1.53 INCHES MAXIMUM1.53 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE, NYLON, LOWER
END ITEM IDENTIFICATION2355-01-616-9288
MATERIALPLASTIC POLYAMIDE NYLON
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 12574326?
12574326 is a PLATE,MOUNTING.
What is the NSN for 12574326?
12574326 is cataloged in the U.S. Government catalog under NSN 5340-01-629-1831. 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.