PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7181Insulator,feedthru

Lapp Insulators Llc · NSN 5970-00-615-4764 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-615-4764 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-615-4764. Primary manufacturer part number: 7181.
Features
  • Insulator,feedthru — FSC 5970
  • Identification Code Color: WHITE
  • Screw Thread Diameter and Location: 0.250 CENTER STUD INCHES NOMINAL
  • Electrical Termination Quantity: 2
  • Gasket Thickness: 0.094 INCHES NOMINAL IN
  • Center Stud Length: 7.000 INCHES NOMINAL IN
  • Height Above Mounting Surface: 2.438 INCHES NOMINAL IN
  • Style Designator: DOUBLE, BOWL
Applications
  • Applications requiring Porcelain Overall construction
General Description

The Insulator,feedthru, cataloged under National Stock Number 5970-00-615-4764, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lapp Insulators Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-615-4764
Primary Part Number7181
Item NameInsulator,feedthru
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerLapp Insulators Llc
StatusACTIVE
Identification Code ColorWHITE
Screw Thread Diameter and Location0.250 CENTER STUD INCHES NOMINAL
Electrical Termination Quantity2
Gasket Thickness0.094 INCHES NOMINAL IN
Center Stud Length7.000 INCHES NOMINAL IN
Height Above Mounting Surface2.438 INCHES NOMINAL IN
Style DesignatorDOUBLE, BOWL
MaterialPORCELAIN OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6650-00-105-1418137584L0 INTERCHANGEABLE
Refractometer
Reichert Inc Dba Reichert Inc
5945-00-237-1715SCD3277 INTERCHANGEABLE
Relay,electromagnetic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5920-00-280-4114500516 INTERCHANGEABLE
Fuse Link,electrical
Us Army Aviation and Missile Command
5330-00-874-5426 INTERCHANGEABLE
Gasket
5955-01-055-3283 INTERCHANGEABLE
Oscillator,noncrystal Controlled
5340-01-130-9867 INTERCHANGEABLE
Seat,helical Compression Spring
4720-01-267-5990 INTERCHANGEABLE
Hose Assembly,nonmetallic
5925-01-613-9836 INTERCHANGEABLE
Circuit Breaker
5930-01-721-32627181 INTERCHANGEABLE
Switch,rotary
Bird Electronic Corporation Div Bird Electronic Corp
Cross-Reference Index
Part NumberManufacturer
7181 PRIMARY Lapp Insulators Llc (USA)
Related Parts
6650-00-105-1418INTERCHANGEABLE
REFRACTOMETER
137584L0
5945-00-237-1715INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SCD3277
5920-00-280-4114INTERCHANGEABLE
FUSE LINK,ELECTRICAL
500516
5330-00-874-5426INTERCHANGEABLE
GASKET
5955-01-055-3283INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
5340-01-130-9867INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
4720-01-267-5990INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5925-01-613-9836INTERCHANGEABLE
CIRCUIT BREAKER
5930-01-721-3262INTERCHANGEABLE
SWITCH,ROTARY
7181

Frequently Asked Questions

What is NSN 5970-00-615-4764?

NSN 5970-00-615-4764 is a Insulator,feedthru, manufactured by Lapp Insulators Llc, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-615-4764?

NSN 5970-00-615-4764 has 1 cross-referenced part number: 7181 (Lapp Insulators Llc).

What NSN replaces 5970-00-615-4764?

There are 9 known substitutes for 5970-00-615-4764: 6650-00-105-1418, 5945-00-237-1715, 5920-00-280-4114 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7181?

Key specifications for 7181: Identification Code Color: WHITE; Screw Thread Diameter and Location: 0.250 CENTER STUD INCHES NOMINAL; Electrical Termination Quantity: 2; Gasket Thickness: 0.094 INCHES NOMINAL IN. 8 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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