PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

STFB6Entrance Cap,electrical

Killark Electric Mfg Co · NSN 5975-00-414-7143 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-414-7143 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-414-7143. Primary manufacturer part number: STFB6.
Features
  • Entrance Cap,electrical — FSC 5975
  • Accommodation Hole Inside Diameter: 2.375 INCHES NOMINAL IN
  • Cable/conduit Type Accommodated: STANDARD THICKWALL CONDUIT AND STANDARD THINWALL CONDUIT
  • Style Designator: RIGID CONDUIT
  • Conductor Accommodation Quantity: 6
  • Material: PLASTIC PHENOLIC INSULATOR
  • Mounting Device Quantity: 2
  • Conduit Trade Size Accommodated: 2.000
Applications
  • Applications requiring Plastic Phenolic Insulator construction
General Description

The Entrance Cap,electrical, cataloged under National Stock Number 5975-00-414-7143, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Killark Electric Mfg Co. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-414-7143
Primary Part NumberSTFB6
Item NameEntrance Cap,electrical
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerKillark Electric Mfg Co
StatusACTIVE
Accommodation Hole Inside Diameter2.375 INCHES NOMINAL IN
Cable/conduit Type AccommodatedSTANDARD THICKWALL CONDUIT AND STANDARD THINWALL CONDUIT
Style DesignatorRIGID CONDUIT
Conductor Accommodation Quantity6
MaterialPLASTIC PHENOLIC INSULATOR
Mounting Device Quantity2
Conduit Trade Size Accommodated2.000
Hazardous Locations/environmental ProtectionRAINTIGHT
Mounting MethodCLAMP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6115-00-557-874426200 INTERCHANGEABLE
Generator Set,diesel Engine
Stewart & Stevenson Power Products Llc
5360-00-774-0721 INTERCHANGEABLE
Spring,helical,compression
3010-01-114-017326200 INTERCHANGEABLE
Propeller Shaft with Universal J
Hoist Liftruck Mfg Inc
5315-01-235-3314 INTERCHANGEABLE
Pin,grooved,headless
5315-01-284-4822262-00 INTERCHANGEABLE
Pin,straight,headless
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
6230-01-709-096026200 INTERCHANGEABLE
Probe Light,inspection
Banner Engineering Corp.
Cross-Reference Index
Part NumberManufacturer
1256S Bridgeport Fittings Inc (USA)
STFB6 PRIMARY Killark Electric Mfg Co (USA)
26-200 Efcor Inc
ECS-105 Neer Mfg Co Inc (USA)
295 M&w Electric Manufacturing Co. Llc (USA)
915 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
Related Parts
6115-00-557-8744INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
26200
5360-00-774-0721INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3010-01-114-0173INTERCHANGEABLE
PROPELLER SHAFT WITH UNIVERSAL J
26200
5315-01-235-3314INTERCHANGEABLE
PIN,GROOVED,HEADLESS
5315-01-284-4822INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
262-00
6230-01-709-0960INTERCHANGEABLE
PROBE LIGHT,INSPECTION
26200

Frequently Asked Questions

What is NSN 5975-00-414-7143?

NSN 5975-00-414-7143 is a Entrance Cap,electrical, manufactured by Killark Electric Mfg Co, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-414-7143?

NSN 5975-00-414-7143 has 6 cross-referenced part numbers: 1256S (Bridgeport Fittings Inc), STFB6 (Killark Electric Mfg Co), 26-200 (Efcor Inc), ECS-105 (Neer Mfg Co Inc), 295 (M&w Electric Manufacturing Co. Llc) and 1 more.

What NSN replaces 5975-00-414-7143?

There are 6 known substitutes for 5975-00-414-7143: 6115-00-557-8744, 5360-00-774-0721, 3010-01-114-0173 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of STFB6?

Key specifications for STFB6: Accommodation Hole Inside Diameter: 2.375 INCHES NOMINAL IN; Cable/conduit Type Accommodated: STANDARD THICKWALL CONDUIT AND STANDARD THINWALL CONDUIT; Style Designator: RIGID CONDUIT; Conductor Accommodation Quantity: 6. 10 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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