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450983-1 — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

450983-1: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: PLASTIC PHENOLIC BOX SUPPORTING, inside_width: 0.125 INCHES NOMINAL IN, inside_length: 0.750 INCHES NOMINAL IN, terminal_type: WIRE LEAD, thread_length: 0.172 INCHES NOMINAL IN, overall_length: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-395-2559, 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
450983-1
NSN: 5977-00-395-2559
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 77068 — ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO ELECTRODYNAMICS DIV (USA)
SPECIFICATIONS
materialPLASTIC PHENOLIC BOX SUPPORTING
inside_width0.125 INCHES NOMINAL IN
inside_length0.750 INCHES NOMINAL IN
terminal_typeWIRE LEAD
thread_length0.172 INCHES NOMINAL IN
overall_length0.875 INCHES NOMINAL IN
inside_thickness0.250 INCHES NOMINAL IN
overall_diameter0.498 INCHES NOMINAL IN
style_designatorROUND OFFSET
mounting_facilityPRESS FIT
terminal_quantity2
top_thread_locationEXTERNAL
NSN5977-00-395-2559
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 450983-1 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
BRUSH SPRING ADJUSTABILITY: NONADJUSTABLE
•
MOUNTING FACILITY QUANTITY: 1
•
TERMINAL QUANTITY: 2
•
INSIDE WIDTH: 0.125 INCHES NOMINAL IN
•
TERMINAL TYPE: WIRE LEAD
•
INSIDE LENGTH: 0.750 INCHES NOMINAL IN
•
OVERALL DIAMETER: 0.498 INCHES NOMINAL IN
•
TOP THREAD LOCATION: EXTERNAL
TECHNICAL CHARACTERISTICS
BRUSH SPRING ADJUSTABILITYNONADJUSTABLE
MOUNTING FACILITY QUANTITY1
TERMINAL QUANTITY2
INSIDE WIDTH0.125 INCHES NOMINAL IN
TERMINAL TYPEWIRE LEAD
INSIDE LENGTH0.750 INCHES NOMINAL IN
OVERALL DIAMETER0.498 INCHES NOMINAL IN
TOP THREAD LOCATIONEXTERNAL
THREAD LENGTH0.172 INCHES NOMINAL IN
STYLE DESIGNATORROUND OFFSET
SUBSTITUTES & CROSS-REFERENCES 1
450983Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 450983-1?
450983-1 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace 450983-1?
There is 1 known substitute for 450983-1: 450983. Substitute compatibility should be verified for your specific system.
What is the NSN for 450983-1?
450983-1 is cataloged in the U.S. Government catalog under NSN 5977-00-395-2559. 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.