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11438288 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11438288: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 0.980 INCHES MINIMUM AND 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM1.020 INCHES MAXIMUM IN, length: 1.910 INCHES MINIMUM AND 1.910 INCHES MINIMUM AND 1.950 INCHES MAXIMUM1.950 INCHES MAXIMUM IN, material: STEEL COMP 304, thickness: 0.115 INCHES MINIMUM AND 0.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM1.135 INCHES MAXIMUM IN, surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-528-8902, 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
11438288
NSN: 5340-01-528-8902
FSC: 5340 — Hardware, Commercial
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
shapeSPECIAL
width0.980 INCHES MINIMUM AND 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM1.020 INCHES MAXIMUM IN
length1.910 INCHES MINIMUM AND 1.910 INCHES MINIMUM AND 1.950 INCHES MAXIMUM1.950 INCHES MAXIMUM IN
materialSTEEL COMP 304
thickness0.115 INCHES MINIMUM AND 0.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM1.135 INCHES MAXIMUM IN
surface_treatmentPASSIVATE
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.160 INCHES MINIMUM AND 0.186 INCHES MAXIMUM ALL HOLES IN
mounting_hole_quantity2
material_document_and_classificationQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPLATE,RETAINING,HINGE
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
NSN5340-01-528-8902
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11438288 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: 2
•
LENGTH: 1.910 INCHES MINIMUM AND 1.910 INCHES MINIMUM AND 1.950 INCHES MAXIMUM1.950 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.160 INCHES MINIMUM AND 0.186 INCHES MAXIMUM ALL HOLES IN
•
SHAPE: SPECIAL
•
SURFACE TREATMENT: PASSIVATE
•
WIDTH: 0.980 INCHES MINIMUM AND 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM1.020 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
LENGTH1.910 INCHES MINIMUM AND 1.910 INCHES MINIMUM AND 1.950 INCHES MAXIMUM1.950 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.160 INCHES MINIMUM AND 0.186 INCHES MAXIMUM ALL HOLES IN
SHAPESPECIAL
SURFACE TREATMENTPASSIVATE
WIDTH0.980 INCHES MINIMUM AND 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM1.020 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPLATE,RETAINING,HINGE
MATERIALSTEEL COMP 304
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 11438288?
11438288 is a PLATE,MOUNTING.
What is the NSN for 11438288?
11438288 is cataloged in the U.S. Government catalog under NSN 5340-01-528-8902. 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.