PartsTable
Technical Data Sheet
Download PDF

243-20052-01 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

243-20052-01: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: SPECIAL, width: 3.030 INCHES NOMINAL3.030 INCHES NOMINAL IN, length: 3.940 INCHES NOMINAL3.940 INCHES NOMINAL IN, material: ALUMINUM ALLOY 6061, thickness: 0.257 INCHES NOMINAL0.257 INCHES NOMINAL IN, features_provided: RAISED SURFACE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-329-8878, 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
243-20052-01
NSN: 5340-01-329-8878
FSC: 5340 — Hardware, Commercial
CAGE: 74897 — ILC DOVER LP (USA)
SPECIFICATIONS
shapeSPECIAL
width3.030 INCHES NOMINAL3.030 INCHES NOMINAL IN
length3.940 INCHES NOMINAL3.940 INCHES NOMINAL IN
materialALUMINUM ALLOY 6061
thickness0.257 INCHES NOMINAL0.257 INCHES NOMINAL IN
features_providedRAISED SURFACE
mounting_hole_typeUNTHREADED
raised_surface_width1.250 INCHES NOMINAL IN
raised_surface_height0.130 INCHES NOMINAL IN
raised_surface_length2.820 INCHES NOMINAL IN
mounting_hole_diameter0.310 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity4
NSN5340-01-329-8878
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 243-20052-01 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: 4
•
RAISED SURFACE WIDTH: 1.250 INCHES NOMINAL IN
•
LENGTH: 3.940 INCHES NOMINAL3.940 INCHES NOMINAL IN
•
RAISED SURFACE HEIGHT: 0.130 INCHES NOMINAL IN
•
RAISED SURFACE LENGTH: 2.820 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-200/8 FED SPEC 2ND MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.310 INCHES NOMINAL ALL HOLES IN
•
SHAPE: SPECIAL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY4
RAISED SURFACE WIDTH1.250 INCHES NOMINAL IN
LENGTH3.940 INCHES NOMINAL3.940 INCHES NOMINAL IN
RAISED SURFACE HEIGHT0.130 INCHES NOMINAL IN
RAISED SURFACE LENGTH2.820 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-200/8 FED SPEC 2ND MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.310 INCHES NOMINAL ALL HOLES IN
SHAPESPECIAL
FEATURES PROVIDEDRAISED SURFACE
WIDTH3.030 INCHES NOMINAL3.030 INCHES NOMINAL IN
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
Ready to buy 243-20052-01?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 243-20052-01?
243-20052-01 is a PLATE,MOUNTING.
What is the NSN for 243-20052-01?
243-20052-01 is cataloged in the U.S. Government catalog under NSN 5340-01-329-8878. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 243-20052-01

✓ 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.