PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C63BHolder Assembly,electrical Conta

Hobart Bros Co · NSN 5977-00-371-5439 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-371-5439 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-371-5439. Primary manufacturer part number: C63B.
Features
  • Holder Assembly,electrical Conta — FSC 5977
  • Brush Quantity Accommodated Per Holder: 2
  • Total Brush Quantity Accommodated: 4
  • Holder Quantity Per Assembly: 2
  • Assembly Grouping Position: CIRCLE
  • 10 verified cross-references
  • Primary manufacturer: Hobart Bros Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Holder Assembly,electrical Conta, cataloged under National Stock Number 5977-00-371-5439, 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 Hobart Bros Co. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-371-5439
Primary Part NumberC63B
Item NameHolder Assembly,electrical Conta
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerHobart Bros Co
StatusACTIVE
Brush Quantity Accommodated Per Holder2
Total Brush Quantity Accommodated4
Holder Quantity Per Assembly2
Assembly Grouping PositionCIRCLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2640-00-157-0057C6-3 INTERCHANGEABLE
Patch,pneumatic Tire Repair
Technical Rubber Company, Inc.
3830-00-160-7568 INTERCHANGEABLE
Housing
5999-00-189-4913 INTERCHANGEABLE
Cap,electrical
5975-00-245-1691 INTERCHANGEABLE
Conduit Outlet
5325-00-366-6538 INTERCHANGEABLE
Ring,retaining
4330-00-416-73091-414-B INTERCHANGEABLE
Filter Element,fluid
Baldwin Filters
3040-00-866-3963S3501Y-C063 INTERCHANGEABLE
Clamp,hub
Designatronics Incorporated Div Sterling Instruments Div
3040-01-040-2224C63 INTERCHANGEABLE
Clamp,hub
Steego Corp
6635-01-129-2970 INTERCHANGEABLE
Test Block
3020-01-320-5244 INTERCHANGEABLE
Chain,block
Cross-Reference Index
Part NumberManufacturer
C63B PRIMARY Hobart Bros Co (USA)
5CW588PC7 Hobart Bros Co (USA)
5CW957ITEM7 Hobart Bros Co (USA)
DW4475SH4ITEM6 Hobart Bros Co (USA)
DW4475SH1PC79 Hobart Bros Co (USA)
5CW958TAG7 Hobart Bros Co (USA)
C-63 Hobart Bros Co (USA)
5CW707PC7 Hobart Bros Co (USA)
5CW951TAG7 Hobart Bros Co (USA)
5CW400PC42 Hobart Bros Co (USA)
Related Parts
2640-00-157-0057INTERCHANGEABLE
PATCH,PNEUMATIC TIRE REPAIR
C6-3
3830-00-160-7568INTERCHANGEABLE
HOUSING
5999-00-189-4913INTERCHANGEABLE
CAP,ELECTRICAL
5975-00-245-1691INTERCHANGEABLE
CONDUIT OUTLET
5325-00-366-6538INTERCHANGEABLE
RING,RETAINING
4330-00-416-7309INTERCHANGEABLE
FILTER ELEMENT,FLUID
1-414-B
3040-00-866-3963INTERCHANGEABLE
CLAMP,HUB
S3501Y-C063
3040-01-040-2224INTERCHANGEABLE
CLAMP,HUB
C63
6635-01-129-2970INTERCHANGEABLE
TEST BLOCK
3020-01-320-5244INTERCHANGEABLE
CHAIN,BLOCK
5340-01-659-2088INTERCHANGEABLE
HINGE,ACCESS DOOR
C6-3
5940-01-722-3913INTERCHANGEABLE
COVER,TERMINAL
C-6-3

Frequently Asked Questions

What is NSN 5977-00-371-5439?

NSN 5977-00-371-5439 is a Holder Assembly,electrical Conta, manufactured by Hobart Bros Co, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-371-5439?

NSN 5977-00-371-5439 has 10 cross-referenced part numbers: C63B (Hobart Bros Co), 5CW588PC7 (Hobart Bros Co), 5CW957ITEM7 (Hobart Bros Co), DW4475SH4ITEM6 (Hobart Bros Co), DW4475SH1PC79 (Hobart Bros Co) and 5 more.

What NSN replaces 5977-00-371-5439?

There are 12 known substitutes for 5977-00-371-5439: 2640-00-157-0057, 3830-00-160-7568, 5999-00-189-4913 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C63B?

Key specifications for C63B: Brush Quantity Accommodated Per Holder: 2; Total Brush Quantity Accommodated: 4; Holder Quantity Per Assembly: 2; Assembly Grouping Position: CIRCLE. 4 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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