PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

301-4498048PC20Clamp,electrical

Naval Sea Systems Command · NSN 5999-00-289-9878 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-289-9878 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-289-9878. Primary manufacturer part number: 301-4498048PC20.
Features
  • Clamp,electrical — FSC 5999
  • Conductor Accommodation Quantity: 1
  • Mounting Device Quantity: 1
  • Precious Material: SILVER
  • Surface Treatment: SILVER BODY
  • Precious Material and Location: OUTER SURFACES SILVER
  • Mounting Method: BOLT
  • Material: COPPER BODY
Applications
  • Applications requiring Copper Body construction
General Description

The Clamp,electrical, cataloged under National Stock Number 5999-00-289-9878, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-289-9878
Primary Part Number301-4498048PC20
Item NameClamp,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Conductor Accommodation Quantity1
Mounting Device Quantity1
Precious MaterialSILVER
Surface TreatmentSILVER BODY
Precious Material and LocationOUTER SURFACES SILVER
Mounting MethodBOLT
MaterialCOPPER BODY
Conductor Accommodation Quantity1
Mounting Device Quantity1
Precious MaterialSILVER
Surface TreatmentSILVER BODY
Precious Material and LocationOUTER SURFACES SILVER
Mounting MethodBOLT
MaterialCOPPER BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5999-00-500-9344 (B40)
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight1.9600 lbs
Cube0.0648 cu ft
Verified Substitutes 8
5999-00-500-9344B40 SUCCESSOR
Heater,thermal Release
Schneider Electric Usa, Inc. Dba Schneider Electric
5998-01-455-5701B400 SUCCESSOR
Circuit Card Assembly
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
5975-00-681-4728 INTERCHANGEABLE
Bushing,electrical Conduit
7920-01-200-7218B-400 INTERCHANGEABLE
Brush,wire,scratch
Ampco Partners, Ltd. Dba Ampco Safety Tools
5955-01-200-8287CY05-01 INTERCHANGEABLE
Crystal Unit,quartz
Eldec Aerospace Corp
6510-01-367-5273B400 INTERCHANGEABLE
Adhesive Liquid,surgical
Factor II, Inc. Dba Factor II Inc
1740-01-442-4321 INTERCHANGEABLE
Tractor,wheeled,aircraft Towing
5975-01-561-2539 INTERCHANGEABLE
Bushing,electrical Conduit
Cross-Reference Index
Part NumberManufacturer
301-4852599PC2 Portsmouth Naval Shipyard (USA)
4050-405PC5 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
4050-403PC20 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
33-48948-B05PC184B L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
9050262 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
9050262 Tnr Technical Inc (USA)
4050-475PC20 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
B400 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
301-4498048PC20 PRIMARY Naval Sea Systems Command (USA)
Related Parts
SUCCESSOR 5999-00-500-9344 Heater,thermal Release · B40
5998-01-455-5701SUCCESSOR
CIRCUIT CARD ASSEMBLY
B400
5975-00-681-4728INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
7920-01-200-7218INTERCHANGEABLE
BRUSH,WIRE,SCRATCH
B-400
5955-01-200-8287INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
CY05-01
6510-01-367-5273INTERCHANGEABLE
ADHESIVE LIQUID,SURGICAL
B400
1740-01-442-4321INTERCHANGEABLE
TRACTOR,WHEELED,AIRCRAFT TOWING
5975-01-561-2539INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT

Frequently Asked Questions

What is NSN 5999-00-289-9878?

NSN 5999-00-289-9878 is a Clamp,electrical, manufactured by Naval Sea Systems Command, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-289-9878?

NSN 5999-00-289-9878 has 9 cross-referenced part numbers: 301-4852599PC2 (Portsmouth Naval Shipyard), 4050-405PC5 (Huntington Ingalls Inc Div Newport News Shipbuilding), 4050-403PC20 (Huntington Ingalls Inc Div Newport News Shipbuilding), 33-48948-B05PC184B (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 9050262 (Huntington Ingalls Inc Div Newport News Shipbuilding) and 4 more.

What NSN replaces 5999-00-289-9878?

There are 8 known substitutes for 5999-00-289-9878: 5999-00-500-9344, 5998-01-455-5701, 5975-00-681-4728 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 301-4498048PC20?

Key specifications for 301-4498048PC20: Conductor Accommodation Quantity: 1; Mounting Device Quantity: 1; Precious Material: SILVER; Surface Treatment: SILVER BODY. 14 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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