624-A81 — WAVEGUIDE ASSEMBLY

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

624-A81: WAVEGUIDE ASSEMBLY.

The WAVEGUIDE ASSEMBLY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY ALL FLANGE, flexibility: FLEXIBLE ALL TUBING SEGMENT, flange_depth: 0.438 INCHES NOMINAL SECOND FLANGE IN, flange_style: COVER TYPE SECOND FLANGE, thread_class: 2B SECOND FLANGE SINGLE CONNECTION FACILITY, style_designator: U-BEND TYPE. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-030-9976, 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

624-A81

NSN: 5985-01-030-9976
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 00929 — MICROLAB/FXR LLC (USA)

SPECIFICATIONS

material	COPPER ALLOY ALL FLANGE
flexibility	FLEXIBLE ALL TUBING SEGMENT
flange_depth	0.438 INCHES NOMINAL SECOND FLANGE IN
flange_style	COVER TYPE SECOND FLANGE
thread_class	2B SECOND FLANGE SINGLE CONNECTION FACILITY
flange_quantity	2
style_designator	U-BEND TYPE
thread_direction	RIGHT-HAND SECOND FLANGE SINGLE CONNECTION FACILITY
waveguide_height	5.680 INCHES NOMINAL IN
bend_angle_in_deg	90.0 THIRD BEND H-PLANE
precious_material	SILVER
surface_treatment	SILVER ALL FLANGE INSIDE SURFACES
NSN	5985-01-030-9976

COMPONENT DIAGRAM

KEY FEATURES

•

TUBING WALL CONSTRUCTION STYLE: CORRUGATED SINGLE TUBING SEGMENT

•

FLANGE INSIDE HEIGHT: 0.628 INCHES NOMINAL SECOND FLANGE IN

•

WAVEGUIDE HEIGHT: 5.680 INCHES NOMINAL IN

•

FLANGE QUANTITY: 2

•

PRECIOUS MATERIAL: SILVER

•

WAVEGUIDE LEG LENGTH: 4.016 INCHES NOMINAL IN

•

BEND ANGLE IN DEG: 90.0 FIRST BEND E-PLANE

TECHNICAL CHARACTERISTICS

TUBING WALL CONSTRUCTION STYLE	CORRUGATED SINGLE TUBING SEGMENT
FLANGE INSIDE HEIGHT	0.628 INCHES NOMINAL SECOND FLANGE IN
FLANGE INSIDE HEIGHT	0.628 INCHES NOMINAL FIRST FLANGE IN
WAVEGUIDE HEIGHT	5.680 INCHES NOMINAL IN
FLANGE QUANTITY	2
PRECIOUS MATERIAL	SILVER
WAVEGUIDE LEG LENGTH	4.016 INCHES NOMINAL IN
BEND ANGLE IN DEG	90.0 FIRST BEND E-PLANE
BEND ANGLE IN DEG	90.0 SECOND BEND H-PLANE
BEND ANGLE IN DEG	90.0 THIRD BEND H-PLANE

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 2

SM-D-719418Reference document

Same NSN cross-reference

Reference document — Secondary reference

SM-A-723237Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 624-A81?

624-A81 is a WAVEGUIDE ASSEMBLY.

What parts can replace 624-A81?

There are 2 known substitutes for 624-A81: SM-D-719418, SM-A-723237. Substitute compatibility should be verified for your specific system.

What is the NSN for 624-A81?

624-A81 is cataloged in the U.S. Government catalog under NSN 5985-01-030-9976. This indicates validated use in U.S. government and defense supply chains.

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