PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NL422W19-011Insulator,standoff

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5970-00-644-3047 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-644-3047 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-644-3047. Primary manufacturer part number: NL422W19-011.
Features
  • Insulator,standoff — FSC 5970
  • Mounting Hole Diameter: 0.188 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S)
  • Base Inside Diameter: 0.844 INCHES NOMINAL IN
  • Mounting Bolt Circle Diameter: 1.688 INCHES NOMINAL IN
  • Top Diameter: 0.781 INCHES NOMINAL IN
  • Height Above Mounting Surface: 1.375 INCHES NOMINAL IN
  • Style Designator: CONICAL, BEEHIVE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,standoff, cataloged under National Stock Number 5970-00-644-3047, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-00-644-3047
Primary Part NumberNL422W19-011
Item NameInsulator,standoff
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Mounting Hole Diameter0.188 INCHES NOMINAL IN
Mounting Facility Type and Quantity3 UNTHREADED HOLE(S)
Base Inside Diameter0.844 INCHES NOMINAL IN
Mounting Bolt Circle Diameter1.688 INCHES NOMINAL IN
Top Diameter0.781 INCHES NOMINAL IN
Height Above Mounting Surface1.375 INCHES NOMINAL IN
Style DesignatorCONICAL, BEEHIVE
Outside Diameter2.125 INCHES NOMINAL IN
Flange Thickness0.250 INCHES NOMINAL IN
Identification Code ColorWHITE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5970-00-117-4954 INTERCHANGEABLE
Insulator,standoff
5970-00-117-4965 INTERCHANGEABLE
Insulator,standoff
5970-00-117-4968 INTERCHANGEABLE
Insulator,standoff
5970-00-280-8853 INTERCHANGEABLE
Insulator,standoff
5970-00-455-0009 INTERCHANGEABLE
Insulator,standoff
5970-00-583-9014 INTERCHANGEABLE
Insulator,standoff
5970-00-931-1115 INTERCHANGEABLE
Insulator,standoff
5330-01-210-9632 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
5970-01-234-3091 INTERCHANGEABLE
Insulator,standoff
6625-01-266-094125279 INTERCHANGEABLE
Divider,power,radio Frequency
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
NL422W19-011 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-I-23264/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
25279 Lapp Insulators Llc (USA)
Related Parts
5970-00-117-4954INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-117-4965INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-117-4968INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-280-8853INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-455-0009INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-583-9014INTERCHANGEABLE
INSULATOR,STANDOFF
5970-00-931-1115INTERCHANGEABLE
INSULATOR,STANDOFF
5330-01-210-9632INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
5970-01-234-3091INTERCHANGEABLE
INSULATOR,STANDOFF
6625-01-266-0941INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
25279

Frequently Asked Questions

What is NSN 5970-00-644-3047?

NSN 5970-00-644-3047 is a Insulator,standoff, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-644-3047?

NSN 5970-00-644-3047 has 3 cross-referenced part numbers: NL422W19-011 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-I-23264/3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 25279 (Lapp Insulators Llc).

What NSN replaces 5970-00-644-3047?

There are 10 known substitutes for 5970-00-644-3047: 5970-00-117-4954, 5970-00-117-4965, 5970-00-117-4968 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NL422W19-011?

Key specifications for NL422W19-011: Mounting Hole Diameter: 0.188 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Base Inside Diameter: 0.844 INCHES NOMINAL IN; Mounting Bolt Circle Diameter: 1.688 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-644-3047 still in active supply?

NSN 5970-00-644-3047 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.
PartsTable Design LLC · partstable.com