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3909351 — WAVEGUIDE ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3909351: WAVEGUIDE ASSEMBLY.

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 ALL TUBING SEGMENT, flexibility: RIGID SINGLE TUBING SEGMENT, flange_style: CONTACT TYPE ALL FLANGES, style_designator: CORNER TYPE, surface_treatment: VARNISH ALL TUBING SEGMENT ALL SURFACES, flange_inside_width: 3.800 INCHES NOMINAL ALL FLANGES IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-172-1944, 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
3909351
NSN: 5340-01-172-1944
NIINs: 011721944, 014678787
FSC: 5340 — Hardware, Commercial
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 ALL TUBING SEGMENT
flexibilityRIGID SINGLE TUBING SEGMENT
flange_styleCONTACT TYPE ALL FLANGES
flange_quantity2
special_featuresWALL THICKNESS,.080 IN; THERMAL REQUIREMENTS, EXTERNAL OPERATING RANGE OF -40 DEG C TO 50 DEG C; DWG NAME, WAVEGUIDE,ANTENNA-180 DEG TRANSITION IN
style_designatorCORNER TYPE
surface_treatmentVARNISH ALL TUBING SEGMENT ALL SURFACES
flange_inside_width3.800 INCHES NOMINAL ALL FLANGES IN
flange_inside_height1.335 INCHES MINIMUM AND 1.345 INCHES MAXIMUM ALL FLANGES IN
flange_outside_height2.250 INCHES NOMINAL ALL FLANGES IN
end_item_identificationRADAR,EARLY WARNING
cross-sectional_shape_styleINTERNAL, RECTANGULAR SINGLE RIDGED EXTERNAL, ROUND
NSN5340-01-172-1944
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3909351 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
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 3909351?
3909351 is a WAVEGUIDE ASSEMBLY.
What is the NSN for 3909351?
3909351 is cataloged in the U.S. Government catalog under NSN 5340-01-172-1944. This indicates validated use in U.S. government and defense supply chains.
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