PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2644Insulator,standoff

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5970-00-556-5462 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-556-5462 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-556-5462. Primary manufacturer part number: 2644.
Features
  • Insulator,standoff — FSC 5970
  • Screw Thread Quantity Per Inch and Location: 32 ELECTRICAL TERMINATION AND 32 MOUNTING FACILITY
  • Thread Class and Location: 2B ELECTRICAL TERMINATION AND 2B MOUNTING FACILITY
  • Screw Thread Diameter and Location: 0.138 ELECTRICAL TERMINATION INCHES NOMINAL AND 0.138 MOUNTING FACILITY INCHES NOMINAL
  • Thread Length: 0.141 INCHES NOMINAL IN
  • Outside Diameter: 0.500 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 1 THREADED HOLE(S)
  • Style Designator: PILLAR
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,standoff, cataloged under National Stock Number 5970-00-556-5462, 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 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 9 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-00-556-5462
Primary Part Number2644
Item NameInsulator,standoff
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusCANCELLED
Screw Thread Quantity Per Inch and Location32 ELECTRICAL TERMINATION AND 32 MOUNTING FACILITY
Thread Class and Location2B ELECTRICAL TERMINATION AND 2B MOUNTING FACILITY
Screw Thread Diameter and Location0.138 ELECTRICAL TERMINATION INCHES NOMINAL AND 0.138 MOUNTING FACILITY INCHES NOMINAL
Thread Length0.141 INCHES NOMINAL IN
Outside Diameter0.500 INCHES NOMINAL IN
Mounting Facility Type and Quantity1 THREADED HOLE(S)
Style DesignatorPILLAR
Thread LocationMOUNTING FACILITY AND ELECTRICAL TERMINATION
Identification Code ColorWHITE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
9540-00-197-9866 INTERCHANGEABLE
Channel,structural
5930-00-421-2428ESR350 INTERCHANGEABLE
Switch,rotary
Mission Systems Davenport Inc.
5340-00-825-6582542-8413-002 INTERCHANGEABLE
Clip,spring Tension
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5915-01-058-1323 INTERCHANGEABLE
Filter,low Pass
5998-01-117-57272644 INTERCHANGEABLE
Circuit Card Assembly
Analog Devices Inc Div Greensboro Site
4240-01-152-35555590T71 INTERCHANGEABLE
Mask,air Filtering
Mcmaster-Carr Supply Co
5340-01-354-59332644 INTERCHANGEABLE
Button,plug
Heyco Inc Dba Heyco Products
5136-01-431-6120 INTERCHANGEABLE
Tap Set,thread Cutting
Cross-Reference Index
Part NumberManufacturer
117873 Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div (USA)
2644 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
2644 Dialight Corporation (USA)
S-0431 Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div (USA)
Related Parts
9540-00-197-9866INTERCHANGEABLE
CHANNEL,STRUCTURAL
5930-00-421-2428INTERCHANGEABLE
SWITCH,ROTARY
ESR350
5340-00-825-6582INTERCHANGEABLE
CLIP,SPRING TENSION
542-8413-002
5915-01-058-1323INTERCHANGEABLE
FILTER,LOW PASS
5998-01-117-5727INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2644
4240-01-152-3555INTERCHANGEABLE
MASK,AIR FILTERING
5590T71
5340-01-354-5933INTERCHANGEABLE
BUTTON,PLUG
2644
5136-01-431-6120INTERCHANGEABLE
TAP SET,THREAD CUTTING

Frequently Asked Questions

What is NSN 5970-00-556-5462?

NSN 5970-00-556-5462 is a Insulator,standoff, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-556-5462?

NSN 5970-00-556-5462 has 4 cross-referenced part numbers: 117873 (Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div), 2644 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 2644 (Dialight Corporation), S-0431 (Air Systems Components Inc Dba Air System Components Inc Div Trion Iaq Div).

What NSN replaces 5970-00-556-5462?

There are 8 known substitutes for 5970-00-556-5462: 9540-00-197-9866, 5930-00-421-2428, 5340-00-825-6582 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2644?

Key specifications for 2644: Screw Thread Quantity Per Inch and Location: 32 ELECTRICAL TERMINATION AND 32 MOUNTING FACILITY; Thread Class and Location: 2B ELECTRICAL TERMINATION AND 2B MOUNTING FACILITY; Screw Thread Diameter and Location: 0.138 ELECTRICAL TERMINATION INCHES NOMINAL AND 0.138 MOUNTING FACILITY INCHES NOMINAL; Thread Length: 0.141 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-556-5462 still in active supply?

NSN 5970-00-556-5462 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