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128SCAV271-3 — WAVEGUIDE ASSEMBLY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

128SCAV271-3: WAVEGUIDE ASSEMBLY.

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include flexibility: FLEXIBLE SINGLE TUBING SEGMENT, style_designator: OFFSET BEND TYPE, waveguide_length: 9.750 INCHES NOMINAL IN, precious_material: SILVER, surface_treatment: SILVER SINGLE TUBING SEGMENT INSIDE SURFACES, operating_pressure: 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-868-4890, 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
128SCAV271-3
NSN: 5985-00-868-4890
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
flexibilityFLEXIBLE SINGLE TUBING SEGMENT
flange_quantity2
style_designatorOFFSET BEND TYPE
waveguide_length9.750 INCHES NOMINAL IN
precious_materialSILVER
surface_treatmentSILVER SINGLE TUBING SEGMENT INSIDE SURFACES
operating_pressure30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
voltage_standing_wave_ratio1.15
precious_material_and_locationWAVEGUIDE INTERNAL SURFACES SILVER
NSN5985-00-868-4890
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WAVEGUIDE ASSEMBLY TITLE COMPONENT PN 128SCAV271-3 MFR WAVEGUIDE ASSEMBLY
KEY FEATURES
•
FLANGE QUANTITY: 2
•
PRECIOUS MATERIAL: SILVER
•
VOLTAGE STANDING WAVE RATIO: 1.15
•
STYLE DESIGNATOR: OFFSET BEND TYPE
•
FLEXIBILITY: FLEXIBLE SINGLE TUBING SEGMENT
•
OPERATING PRESSURE: 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
•
WAVEGUIDE LENGTH: 9.750 INCHES NOMINAL IN
•
SURFACE TREATMENT: SILVER SINGLE TUBING SEGMENT INSIDE SURFACES
TECHNICAL CHARACTERISTICS
FLANGE QUANTITY2
PRECIOUS MATERIALSILVER
VOLTAGE STANDING WAVE RATIO1.15
STYLE DESIGNATOROFFSET BEND TYPE
FLEXIBILITYFLEXIBLE SINGLE TUBING SEGMENT
OPERATING PRESSURE30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
WAVEGUIDE LENGTH9.750 INCHES NOMINAL IN
SURFACE TREATMENTSILVER SINGLE TUBING SEGMENT INSIDE SURFACES
PRECIOUS MATERIAL AND LOCATIONWAVEGUIDE INTERNAL SURFACES SILVER
SUBSTITUTES & CROSS-REFERENCES 1
45066Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 128SCAV271-3?
128SCAV271-3 is a WAVEGUIDE ASSEMBLY.
What parts can replace 128SCAV271-3?
There is 1 known substitute for 128SCAV271-3: 45066. Substitute compatibility should be verified for your specific system.
What is the NSN for 128SCAV271-3?
128SCAV271-3 is cataloged in the U.S. Government catalog under NSN 5985-00-868-4890. 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.