PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8239Standoff,threaded,spacing

Dialight Corporation · NSN 5340-01-101-8198 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-101-8198 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-101-8198. Primary manufacturer part number: 8239.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Material: COPPER ALLOY STANDOFFCOPPER ALLOY STANDOFF
  • Flange Diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
  • Thread Length: 0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN
  • Style Designator: FLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
  • Thread Length: 0.375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
  • Length: 1.375 INCHES NOMINAL1.375 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Standoffcopper Alloy Standoff construction
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-101-8198, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-101-8198
Primary Part Number8239
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerDialight Corporation
StatusACTIVE
MaterialCOPPER ALLOY STANDOFFCOPPER ALLOY STANDOFF
Flange Diameter0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
Thread Length0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN
Style DesignatorFLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD
Thread Length0.375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.375 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
Length1.375 INCHES NOMINAL1.375 INCHES NOMINAL IN
Flange Thickness1.125 INCHES NOMINAL1.125 INCHES NOMINAL IN
Surface TreatmentNICKEL STANDOFFNICKEL STANDOFF
Thread Quantity Per Inch32 LEFT INTERNAL (INCLUDES THRU THREAD)32 LEFT INTERNAL (INCLUDES THRU THREAD)
Nominal Thread Size0.138 INCHES RIGHT EXTERNAL0.138 INCHES RIGHT EXTERNAL IN
Nominal Thread Size0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
Thread Quantity Per Inch32 RIGHT EXTERNAL32 RIGHT EXTERNAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
Thread DirectionRIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNALUNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 9
6135-00-100-0450 INTERCHANGEABLE
Battery,nonrechargeable
3030-00-489-25397340 INTERCHANGEABLE
Belt,v
Gates Corporation
5930-00-548-8712 INTERCHANGEABLE
Switch,rotary
5935-00-581-4105UG1214U INTERCHANGEABLE
Connector,plug,electrical
Joint Electronics Type Designation System
6695-00-844-5391 INTERCHANGEABLE
Indicator Assembly
5999-00-859-3410 INTERCHANGEABLE
Cap,electrical
4820-01-193-79068239 INTERCHANGEABLE
Disk,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
5955-01-312-34558239 INTERCHANGEABLE
Oscillator,noncrystal Controlled
Monitor Products Co. Inc. Dba Monitor Products Co. Inc.
4240-01-475-82937000002055 INTERCHANGEABLE
Respirator,air Filtering
3m Company
Cross-Reference Index
Part NumberManufacturer
8239 PRIMARY Dialight Corporation (USA)
8239 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
Related Parts
6135-00-100-0450INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
3030-00-489-2539INTERCHANGEABLE
BELT,V
7340
5930-00-548-8712INTERCHANGEABLE
SWITCH,ROTARY
5935-00-581-4105INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
UG1214U
6695-00-844-5391INTERCHANGEABLE
INDICATOR ASSEMBLY
5999-00-859-3410INTERCHANGEABLE
CAP,ELECTRICAL
4820-01-193-7906INTERCHANGEABLE
DISK,VALVE
8239
5955-01-312-3455INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
8239
4240-01-475-8293INTERCHANGEABLE
RESPIRATOR,AIR FILTERING
7000002055

Frequently Asked Questions

What is NSN 5340-01-101-8198?

NSN 5340-01-101-8198 is a Standoff,threaded,spacing, manufactured by Dialight Corporation, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-101-8198?

NSN 5340-01-101-8198 has 2 cross-referenced part numbers: 8239 (Dialight Corporation), 8239 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron).

What NSN replaces 5340-01-101-8198?

There are 9 known substitutes for 5340-01-101-8198: 6135-00-100-0450, 3030-00-489-2539, 5930-00-548-8712 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8239?

Key specifications for 8239: Material: COPPER ALLOY STANDOFFCOPPER ALLOY STANDOFF; Flange Diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD); Thread Length: 0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN. 16 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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