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34728 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
Hama · COMPONENT
PRODUCT OVERVIEW

34728: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a Hama industrial component. Key specifications include width: 0.875 INCHES NOMINAL IN, length: 2.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, thickness: 0.375 INCHES NOMINAL IN, top_style: FLAT, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-239-4070, 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
34728
NSN: 5977-00-239-4070
NIINs: 002394070, 012854989, 013677470, 013879106
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 38151 — MARATHON ELECTRIC, LLC (USA)
SPECIFICATIONS
width0.875 INCHES NOMINAL IN
length2.000 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
thickness0.375 INCHES NOMINAL IN
top_styleFLAT
body_styleRECTANGULAR COMMUTATOR
head_styleHEXAGON
bevel_angle26.0 DEGREES NOMINAL
head_height0.080 INCHES MINIMUM AND 0.093 INCHES MAXIMUM IN
temp_rating365.0 FAHRENHEIT SINGLE RESPONSE DEGF
flange_styleROUND W / BOLT HOLES FIRST END
thread_class2A A
NSN5977-00-239-4070
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Hama BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN 34728 MFR Hama BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
LENGTH: 2.000 INCHES NOMINAL IN
•
PERIPHERAL SPEED: 6000 FEET PER MINUTE FT
•
BODY STYLE: RECTANGULAR COMMUTATOR
•
TERMINAL SLOT WIDTH: 0.219 INCHES NOMINAL IN
•
TOP STYLE: FLAT
•
SHUNT POSITION DESIGNATOR: 8
•
STYLE DESIGNATOR: ONE PIECE
•
MATERIAL DOCUMENT AND CLASSIFICATION: UNION CARBIDE CORP,GR 259 MFR REF SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
LENGTH2.000 INCHES NOMINAL IN
PERIPHERAL SPEED6000 FEET PER MINUTE FT
BODY STYLERECTANGULAR COMMUTATOR
TERMINAL SLOT WIDTH0.219 INCHES NOMINAL IN
TOP STYLEFLAT
SHUNT POSITION DESIGNATOR8
STYLE DESIGNATORONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONUNION CARBIDE CORP,GR 259 MFR REF SINGLE MATERIAL RESPONSE
BRUSH SHUNT LENGTH4.500 INCHES NOMINAL SINGLE SHUNT IN
CONTACT FACE STYLEBEVELED
SUBSTITUTES & CROSS-REFERENCES 1
34765PCSPALT6Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 34728?
34728 is a BRUSH,ELECTRICAL CONTACT manufactured by Hama.
What parts can replace 34728?
There is 1 known substitute for 34728: 34765PCSPALT6. Substitute compatibility should be verified for your specific system.
What is the NSN for 34728?
34728 is cataloged in the U.S. Government catalog under NSN 5977-00-239-4070. 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.