PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

630-1843PC2Brush,electrical Contact

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 5977-00-989-4416 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-989-4416 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-989-4416. Primary manufacturer part number: 630-1843PC2.
Features
  • Brush,electrical Contact — FSC 5977
  • Shunt Position Designator: 5
  • Brush Shunt Length: 12.000 INCHES NOMINAL SINGLE SHUNT IN
  • Terminal Hole Diameter: 0.331 INCHES NOMINAL IN
  • Style Designator: ONE PIECE
  • Material Document and Classification: ENGLENART CHARLES CO,85-15 MFR REF SINGLE MATERIAL RESPONSE
  • Shunt Insulation Provision and Quantity: 1 UNINSULATED
  • Top Style: FLAT
Applications
  • Applications requiring Silver Graphite construction
General Description

The Brush,electrical Contact, cataloged under National Stock Number 5977-00-989-4416, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5977-00-989-4416
Primary Part Number630-1843PC2
Item NameBrush,electrical Contact
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusCANCELLED
Shunt Position Designator5
Brush Shunt Length12.000 INCHES NOMINAL SINGLE SHUNT IN
Terminal Hole Diameter0.331 INCHES NOMINAL IN
Style DesignatorONE PIECE
Material Document and ClassificationENGLENART CHARLES CO,85-15 MFR REF SINGLE MATERIAL RESPONSE
Shunt Insulation Provision and Quantity1 UNINSULATED
Top StyleFLAT
Terminal Type and Quantity1 STRAIGHT W/HOLE
MaterialSILVER GRAPHITE
Contact Face StyleFLAT
Width0.750 INCHES NOMINAL IN
Thickness0.750 INCHES NOMINAL IN
Body StyleRECTANGULAR SLIP RING
Length1.563 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5315-00-276-765737179 INTERCHANGEABLE
Pin,shoulder,headless
Eaton Aerospace, Llc Dba Jackson South
6610-00-315-8757371-79 INTERCHANGEABLE
Pivot
Elbitamerica, Inc.
3040-00-419-581602324100 INTERCHANGEABLE
Lever,manual Control
Orscheln Products Llc
5950-00-730-9200 INTERCHANGEABLE
Transformer,power
4730-01-153-1415360824 INTERCHANGEABLE
Elbow,tube to Hose
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
37179 Evoqua Water Technologies Llc (USA)
630-1866PC2-4-5 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
SSBN203B1973171-2 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
630-1843PC2 PRIMARY Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
5315-00-276-7657INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
37179
6610-00-315-8757INTERCHANGEABLE
PIVOT
371-79
3040-00-419-5816INTERCHANGEABLE
LEVER,MANUAL CONTROL
02324100
5950-00-730-9200INTERCHANGEABLE
TRANSFORMER,POWER
4730-01-153-1415INTERCHANGEABLE
ELBOW,TUBE TO HOSE
360824

Frequently Asked Questions

What is NSN 5977-00-989-4416?

NSN 5977-00-989-4416 is a Brush,electrical Contact, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5977 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5977-00-989-4416?

NSN 5977-00-989-4416 has 4 cross-referenced part numbers: 37179 (Evoqua Water Technologies Llc), 630-1866PC2-4-5 (Huntington Ingalls Inc Div Newport News Shipbuilding), SSBN203B1973171-2 (Electric Boat Corporation Div General Dynamics Electric Boat), 630-1843PC2 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 5977-00-989-4416?

There are 5 known substitutes for 5977-00-989-4416: 5315-00-276-7657, 6610-00-315-8757, 3040-00-419-5816 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 630-1843PC2?

Key specifications for 630-1843PC2: Shunt Position Designator: 5; Brush Shunt Length: 12.000 INCHES NOMINAL SINGLE SHUNT IN; Terminal Hole Diameter: 0.331 INCHES NOMINAL IN; Style Designator: ONE PIECE. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5977-00-989-4416 still in active supply?

NSN 5977-00-989-4416 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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