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9M0404 — PLATE,MENDING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9M0404: PLATE,MENDING.

The PLATE,MENDING is a the manufacturer industrial component. Key specifications include material: STEEL, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 2.500 INCHES NOMINAL IN, style_designator: RECTANGULAR, material_thickness: 0.188 INCHES NOMINAL IN, mounting_hole_type: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-184-6008, 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
9M0404
NSN: 5340-01-184-6008
FSC: 5340 — Hardware, Commercial
CAGE: 2Y614 — LINK-BELT CRANES, L.P., LLLP (USA)
SPECIFICATIONS
materialSTEEL
overall_width1.000 INCHES NOMINAL IN
overall_length2.500 INCHES NOMINAL IN
style_designatorRECTANGULAR
material_thickness0.188 INCHES NOMINAL IN
mounting_hole_typePLAIN
mounting_hole_diameter0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
NSN5340-01-184-6008
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9M0404 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
•
STYLE DESIGNATOR: RECTANGULAR
•
MOUNTING HOLE DIAMETER: 0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.188 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
MOUNTING HOLE TYPE: PLAIN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORRECTANGULAR
MOUNTING HOLE DIAMETER0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
OVERALL LENGTH2.500 INCHES NOMINAL IN
OVERALL WIDTH1.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.188 INCHES NOMINAL IN
MATERIALSTEEL
MOUNTING HOLE TYPEPLAIN
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 1
9M404Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 9M0404?
9M0404 is a PLATE,MENDING.
What parts can replace 9M0404?
There is 1 known substitute for 9M0404: 9M404. Substitute compatibility should be verified for your specific system.
What is the NSN for 9M0404?
9M0404 is cataloged in the U.S. Government catalog under NSN 5340-01-184-6008. 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.