635A21 — WAVEGUIDE ASSEMBLY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

635A21: WAVEGUIDE ASSEMBLY.

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include flange_depth: 0.375 INCHES NOMINAL ALL FLANGES IN, flange_style: COVER TYPE ALL FLANGES, style_designator: BEND TYPE, surface_treatment: ENAMEL ALL FLANGE OUTSIDE SURFACES, flange_inside_width: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES IN, flange_inside_height: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-00-557-9725, 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

635A21

NSN: 5985-00-557-9725
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 00929 — MICROLAB/FXR LLC (USA)

SPECIFICATIONS

flange_depth	0.375 INCHES NOMINAL ALL FLANGES IN
flange_style	COVER TYPE ALL FLANGES
flange_quantity	2
style_designator	BEND TYPE
surface_treatment	ENAMEL ALL FLANGE OUTSIDE SURFACES
flange_inside_width	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES IN
flange_inside_height	0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN
flange_outside_width	1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM ALL FLANGES IN
flange_outside_height	1.328 INCHES MAXIMUM SECOND FLANGE IN
waveguide_inside_width	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
waveguide_inside_height	0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
waveguide_outside_width	0.699 INCHES MINIMUM AND 0.705 INCHES MAXIMUM IN
NSN	5985-00-557-9725

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE INSIDE HEIGHT: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN

•

FLANGE QUANTITY: 2

•

VOLTAGE STANDING WAVE RATIO: 1.25

•

STYLE DESIGNATOR: BEND TYPE

•

WAVEGUIDE OFFSET DISTANCE: 1.031 INCHES NOMINAL IN

•

WAVEGUIDE INSIDE WIDTH: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN

•

CROSS-SECTIONAL SHAPE STYLE: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR

•

FLANGE OUTSIDE HEIGHT: 1.298 INCHES MINIMUM FIRST FLANGE IN

TECHNICAL CHARACTERISTICS

FLANGE INSIDE HEIGHT	0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM ALL FLANGES IN
FLANGE QUANTITY	2
VOLTAGE STANDING WAVE RATIO	1.25
STYLE DESIGNATOR	BEND TYPE
WAVEGUIDE OFFSET DISTANCE	1.031 INCHES NOMINAL IN
WAVEGUIDE INSIDE WIDTH	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
FLANGE OUTSIDE HEIGHT	1.298 INCHES MINIMUM FIRST FLANGE IN
FLANGE OUTSIDE HEIGHT	1.328 INCHES MAXIMUM SECOND FLANGE IN
FLANGE INSIDE WIDTH	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES IN

OTHER ITEMS IN FSC 5985 — Antennas, Waveguides, and Related Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5985-00-001-1854 5985-00-001-1862 5985-00-001-1869 5985-00-001-1870 5985-00-001-1871 5985-00-001-1874 5985-00-001-1875 5985-00-001-1876

SUBSTITUTES & CROSS-REFERENCES 1

301431PReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 635A21?

635A21 is a WAVEGUIDE ASSEMBLY.

What parts can replace 635A21?

There is 1 known substitute for 635A21: 301431P. Substitute compatibility should be verified for your specific system.

What is the NSN for 635A21?

635A21 is cataloged in the U.S. Government catalog under NSN 5985-00-557-9725. This indicates validated use in U.S. government and defense supply chains.

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