PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8221Standoff,threaded,spacing

Dialight Corporation · NSN 5340-01-165-7686 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-165-7686 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-165-7686. Primary manufacturer part number: 8221.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Cross-Sectional Shape: HEXAGON
  • Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
  • Width Across Flats: 0.250 INCHES NOMINAL IN
  • Length: 0.675 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Dialight Corporation
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-165-7686, 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 4 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-165-7686
Primary Part Number8221
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerDialight Corporation
StatusACTIVE
Cross-Sectional ShapeHEXAGON
Style DesignatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
Width Across Flats0.250 INCHES NOMINAL IN
Length0.675 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-370-1716 (8221)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5340-01-370-17168221 SUCCESSOR
Cap,protective,dust and Moisture
Caplugs Llc Dba Mokon Div Caplugs
5930-00-107-5442 INTERCHANGEABLE
Switch,push
3010-00-136-19698-221 INTERCHANGEABLE
Universal Joint,nonvehicular
Apex Tool Group, Llc
5962-00-146-3541NCS1603 INTERCHANGEABLE
Microcircuit,digital
Crane Electronics Inc
5935-00-149-398410A332 INTERCHANGEABLE
Connector,plug,electrical
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5950-00-387-57128221 INTERCHANGEABLE
Core,electromagnetic Component
Stackpole Corp the
2920-00-524-86171118839 INTERCHANGEABLE
Regulator,engine Generator
Borgwarner Pds (anderson), L.l.c.
6660-00-620-7870SMC279835 INTERCHANGEABLE
Indicator,wind Speed
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2530-01-023-74068221 INTERCHANGEABLE
Brake Drum
Pdi Ground Support Systems, Inc.
6150-01-032-99927000636-001 INTERCHANGEABLE
Bus,conductor
Circuit Components Inc.
Cross-Reference Index
Part NumberManufacturer
8221 PRIMARY Dialight Corporation (USA)
8221 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
Related Parts
SUCCESSOR 5340-01-370-1716 Cap,protective,dust and Moisture · 8221
5930-00-107-5442INTERCHANGEABLE
SWITCH,PUSH
3010-00-136-1969INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
8-221
5962-00-146-3541INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
NCS1603
5935-00-149-3984INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
10A332
5950-00-387-5712INTERCHANGEABLE
CORE,ELECTROMAGNETIC COMPONENT
8221
2920-00-524-8617INTERCHANGEABLE
REGULATOR,ENGINE GENERATOR
1118839
6660-00-620-7870INTERCHANGEABLE
INDICATOR,WIND SPEED
SMC279835
2530-01-023-7406INTERCHANGEABLE
BRAKE DRUM
8221
6150-01-032-9992INTERCHANGEABLE
BUS,CONDUCTOR
7000636-001
4330-01-174-3772INTERCHANGEABLE
FILTER ELEMENT,FLUID
P-5-3/4-100-RV3
4820-01-244-8332INTERCHANGEABLE
VALVE,GATE
380-1 PL671-C

Frequently Asked Questions

What is NSN 5340-01-165-7686?

NSN 5340-01-165-7686 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 5340-01-165-7686?

NSN 5340-01-165-7686 has 2 cross-referenced part numbers: 8221 (Dialight Corporation), 8221 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron).

What NSN replaces 5340-01-165-7686?

There are 12 known substitutes for 5340-01-165-7686: 5340-01-370-1716, 5930-00-107-5442, 3010-00-136-1969 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8221?

Key specifications for 8221: Cross-Sectional Shape: HEXAGON; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD; Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 0.675 INCHES NOMINAL IN. 4 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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