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0N501188 — PLATE,MENDING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

0N501188: PLATE,MENDING.

The PLATE,MENDING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302, overall_width: 0.125 INCHES NOMINAL IN, overall_length: 0.544 INCHES NOMINAL IN, style_designator: RECTANGULAR, surface_treatment: PASSIVATE, material_thickness: 0.020 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-138-0254, 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
0N501188
NSN: 5340-00-138-0254
FSC: 5340 — Hardware, Commercial
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL COMP 302
hole_quantity2
overall_width0.125 INCHES NOMINAL IN
overall_length0.544 INCHES NOMINAL IN
style_designatorRECTANGULAR
surface_treatmentPASSIVATE
material_thickness0.020 INCHES NOMINAL IN
mounting_hole_diameter0.068 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
NSN5340-00-138-0254
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 0N501188 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
STYLE DESIGNATOR: RECTANGULAR
•
MOUNTING HOLE DIAMETER: 0.068 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.020 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE
•
MATERIAL: STEEL COMP 302
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
STYLE DESIGNATORRECTANGULAR
MOUNTING HOLE DIAMETER0.068 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
OVERALL LENGTH0.544 INCHES NOMINAL IN
OVERALL WIDTH0.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.020 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL COMP 302
HOLE QUANTITY2
SUBSTITUTES & CROSS-REFERENCES 3
H-28Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
11200223-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
H285Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0N501188?
0N501188 is a PLATE,MENDING.
What parts can replace 0N501188?
There are 3 known substitutes for 0N501188: H-28, 11200223-1, H285. Substitute compatibility should be verified for your specific system.
What is the NSN for 0N501188?
0N501188 is cataloged in the U.S. Government catalog under NSN 5340-00-138-0254. 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.