PartsTable
Technical Data Sheet
Download PDF

3C3491P09 — PLATE,MOUNTING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3C3491P09: PLATE,MOUNTING.

The PLATE,MOUNTING is a the manufacturer industrial component. Key specifications include shape: OVAL, width: 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN, length: 9.190 INCHES NOMINAL9.190 INCHES NOMINAL IN, material: STEEL COMP 4130, thickness: 0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN, mounting_hole_type: UNTHREADED. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-502-4403, 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
3C3491P09
NSN: 5340-01-502-4403
FSC: 5340 — Hardware, Commercial
CAGE: 5QE71 — RHINESTAHL CORPORATION DBA RHINESTAHL (USA)
SPECIFICATIONS
shapeOVAL
width1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
length9.190 INCHES NOMINAL9.190 INCHES NOMINAL IN
materialSTEEL COMP 4130
thickness0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
mounting_hole_typeUNTHREADED
mounting_hole_diameter0.531 INCHES NOMINAL ALL HOLES IN
mounting_hole_quantity2
end_item_identificationVARIOUS USES WITH F-16 ENGINE SHIPPING MATERIALS
material_document_and_classificationAISI 4130 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-502-4403
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3C3491P09 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: 9.190 INCHES NOMINAL9.190 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI 4130 ASSN STD SINGLE MATERIAL RESPONSE
•
MOUNTING HOLE DIAMETER: 0.531 INCHES NOMINAL ALL HOLES IN
•
SHAPE: OVAL
•
WIDTH: 1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 4130
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY2
LENGTH9.190 INCHES NOMINAL9.190 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 4130 ASSN STD SINGLE MATERIAL RESPONSE
MOUNTING HOLE DIAMETER0.531 INCHES NOMINAL ALL HOLES IN
SHAPEOVAL
WIDTH1.500 INCHES NOMINAL1.500 INCHES NOMINAL IN
END ITEM IDENTIFICATIONVARIOUS USES WITH F-16 ENGINE SHIPPING MATERIALS
MATERIALSTEEL COMP 4130
THICKNESS0.500 INCHES NOMINAL0.500 INCHES NOMINAL IN
MOUNTING HOLE TYPEUNTHREADED
SUBSTITUTES & CROSS-REFERENCES 3
3C2461P09Reference document
Same NSN cross-reference
Reference document — Secondary reference
3C3461P09Reference document
Same NSN cross-reference
Reference document — Secondary reference
3C3461Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 3C3491P09?
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 3C3491P09?
3C3491P09 is a PLATE,MOUNTING.
What parts can replace 3C3491P09?
There are 3 known substitutes for 3C3491P09: 3C2461P09, 3C3461P09, 3C3461. Substitute compatibility should be verified for your specific system.
What is the NSN for 3C3491P09?
3C3491P09 is cataloged in the U.S. Government catalog under NSN 5340-01-502-4403. 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 — 3C3491P09

✓ 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.