PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

35993PCSPALT9Brush,electrical Contact

Marathon Electric, Llc · NSN 5977-00-251-9863 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-251-9863 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-251-9863. Primary manufacturer part number: 35993PCSPALT9.
Features
  • Brush,electrical Contact — FSC 5977
  • Contact Face Style: FLAT
  • Shunt Insulation Provision and Quantity: 1 INSULATED
  • Peripheral Speed: 4000 FEET PER MINUTE FT
  • Terminal Type and Quantity: 1 STRAIGHT W/SLOT
  • Terminal Slot Width: 0.219 INCHES NOMINAL IN
  • Style Designator: ONE PIECE
  • Top Style: FLAT
Applications
  • Applications requiring Electrographitic construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-251-9863, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Marathon Electric, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-251-9863
Primary Part Number35993PCSPALT9
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerMarathon Electric, Llc
StatusACTIVE
Contact Face StyleFLAT
Shunt Insulation Provision and Quantity1 INSULATED
Peripheral Speed4000 FEET PER MINUTE FT
Terminal Type and Quantity1 STRAIGHT W/SLOT
Terminal Slot Width0.219 INCHES NOMINAL IN
Style DesignatorONE PIECE
Top StyleFLAT
Brush Shunt Length4.250 INCHES NOMINAL SINGLE SHUNT IN
MaterialELECTROGRAPHITIC
Material Document and ClassificationUNION CARBIDE CORP,GR AY MFR REF SINGLE MATERIAL RESPONSE
Length2.000 INCHES NOMINAL IN
Thickness1.250 INCHES NOMINAL IN
Body StyleRECTANGULAR SLIP RING
Width0.625 INCHES NOMINAL IN
Shunt Position Designator4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-026-968620355 INTERCHANGEABLE
Transformer,pulse
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
35993PCSPALT9 Marathon Electric, Llc (USA)
36515 Marathon Electric, Llc (USA)
212-6507-835811PC51 Naval Ship Systems Command (USA)
61009847 National Electrical Carbon Products, Inc. Div Electrical (USA)
35992 PC 51 National Electrical Carbon Products, Inc. Div Electrical (USA)
35992 PC 51 Ucar Carbon Co Inc (USA)
Related Parts
5950-00-026-9686INTERCHANGEABLE
TRANSFORMER,PULSE
20355

Frequently Asked Questions

What is NSN 5977-00-251-9863?

NSN 5977-00-251-9863 is a Brush,electrical Contact, manufactured by Marathon Electric, Llc, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-251-9863?

NSN 5977-00-251-9863 has 6 cross-referenced part numbers: 35993PCSPALT9 (Marathon Electric, Llc), 36515 (Marathon Electric, Llc), 212-6507-835811PC51 (Naval Ship Systems Command), 61009847 (National Electrical Carbon Products, Inc. Div Electrical), 35992 PC 51 (National Electrical Carbon Products, Inc. Div Electrical) and 1 more.

What NSN replaces 5977-00-251-9863?

There is 1 known substitute for 5977-00-251-9863: 5950-00-026-9686. Verify interchangeability with system specifications before substitution.

What are the specifications of 35993PCSPALT9?

Key specifications for 35993PCSPALT9: Contact Face Style: FLAT; Shunt Insulation Provision and Quantity: 1 INSULATED; Peripheral Speed: 4000 FEET PER MINUTE FT; Terminal Type and Quantity: 1 STRAIGHT W/SLOT. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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