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578CLASSB — RECEIVER-TRANSMITTER,LIGHT SIGNA

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

578CLASSB: RECEIVER-TRANSMITTER,LIGHT SIGNA.

RECEIVER-TRANSMITTER,LIGHT SIGNA. Key specifications include material: ALUMINUM, tip_type: FLAT TIP, tip_width: 0.500 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_material: STEEL, bore_diameter: 10.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3030-00-529-0484, 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
578CLASSB
NSN: 3030-00-529-0484
FSC: 3030 — Belting, Drive Belts, Fan Belts, and Accessories
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
materialALUMINUM
tip_typeFLAT TIP
tip_width0.500 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_materialSTEEL
bore_diameter10.0 MILLIMETERS NOMINAL MM
overall_depth1.000 INCHES NOMINAL IN
overall_width1.000 INCHES NOMINAL IN
alignment_typeRIGID
load_directionRADIAL
overall_height0.500 INCHES NOMINAL IN
overall_length1.875 INCHES NOMINAL IN
NSN3030-00-529-0484
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RECEIVER-TRANSMITTER,LIGHT SIGNA TITLE COMPONENT PN 578CLASSB MFR RECEIVER-TRANSMITTER,L
SUBSTITUTES & CROSS-REFERENCES 8
B55Reference document
Same NSN cross-reference
Reference document — Secondary reference
B-S5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SX4-3-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
4-188-27-1-1BReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
227277Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
170-019Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 578CLASSB?
578CLASSB is a RECEIVER-TRANSMITTER,LIGHT SIGNA.
What parts can replace 578CLASSB?
There are 8 known substitutes for 578CLASSB: B55, B-S5, SX4-3-2 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 578CLASSB?
578CLASSB is cataloged in the U.S. Government catalog under NSN 3030-00-529-0484. 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.