PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90006Standoff,threaded,spacing

Unison Industries Llc · NSN 5340-00-063-9556 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-063-9556 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-063-9556. Primary manufacturer part number: 90006.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Width Across Flats: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
  • Smaller Groove Width: 0.500 INCHES NOMINAL IN
  • Distance From End to Groove: 0.188 INCHES NOMINAL IN
  • Style Designator: GROOVED W/ LEFT INTERNAL AND RIGHT EXTERNAL THREAD
  • Cross-Sectional Shape: HEXAGON
  • Smaller Groove Diameter: 0.138 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
  • End Radius: 0.017 INCHES NOMINAL IN
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-063-9556, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Unison Industries Llc. Government technical data includes 10 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
NSN5340-00-063-9556
Primary Part Number90006
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerUnison Industries Llc
StatusACTIVE
Width Across Flats0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN
Smaller Groove Width0.500 INCHES NOMINAL IN
Distance From End to Groove0.188 INCHES NOMINAL IN
Style DesignatorGROOVED W/ LEFT INTERNAL AND RIGHT EXTERNAL THREAD
Cross-Sectional ShapeHEXAGON
Smaller Groove Diameter0.138 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
End Radius0.017 INCHES NOMINAL IN
Groove Diameter0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
Groove Width0.157 INCHES NOMINAL IN
Length0.908 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
Clip,retaining
5120-00-044-444761485-1 INTERCHANGEABLE
Crimping Tool,terminal,hand
Instruments and Flight Research, Inc.
3110-00-100-3904420-414 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
5930-00-813-633190006 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5940-00-851-4536YAE18N21 INTERCHANGEABLE
Terminal,lug
Burndy Llc
8030-00-931-341190-006 INTERCHANGEABLE
Sealant
Dow Silicones Corporation
5935-01-151-765390-006 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Jettron Products Inc
6645-01-203-4916 INTERCHANGEABLE
Timer,interval
1040-01-273-51799000-6 INTERCHANGEABLE
Smoke Generating Subsystem,helic
Sanders Aircraft, Inc. Dba Sanders Aircraft Inc
4010-01-317-3125 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Cross-Reference Index
Part NumberManufacturer
90006 PRIMARY Unison Industries Llc (USA)
90006 Unison Industries, Llc Dba Unison Industries Inc (USA)
Related Parts
5340-00-924-5945SUCCESSOR
CLIP,RETAINING
5120-00-044-4447INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
61485-1
3110-00-100-3904INTERCHANGEABLE
BEARING,ROLLER,TAPERED
420-414
5930-00-813-6331INTERCHANGEABLE
SWITCH,PRESSURE
90006
5940-00-851-4536INTERCHANGEABLE
TERMINAL,LUG
YAE18N21
8030-00-931-3411INTERCHANGEABLE
SEALANT
90-006
5935-01-151-7653INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
90-006
6645-01-203-4916INTERCHANGEABLE
TIMER,INTERVAL
1040-01-273-5179INTERCHANGEABLE
SMOKE GENERATING SUBSYSTEM,HELIC
9000-6
4010-01-317-3125INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
5961-01-355-7205INTERCHANGEABLE
TRANSISTOR
501076-1
5365-01-490-7642INTERCHANGEABLE
SPACER,RING
90006-1

Frequently Asked Questions

What is NSN 5340-00-063-9556?

NSN 5340-00-063-9556 is a Standoff,threaded,spacing, manufactured by Unison Industries Llc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-063-9556?

NSN 5340-00-063-9556 has 2 cross-referenced part numbers: 90006 (Unison Industries Llc), 90006 (Unison Industries, Llc Dba Unison Industries Inc).

What NSN replaces 5340-00-063-9556?

There are 12 known substitutes for 5340-00-063-9556: 5340-00-924-5945, 5120-00-044-4447, 3110-00-100-3904 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 90006?

Key specifications for 90006: Width Across Flats: 0.308 INCHES MINIMUM AND 0.318 INCHES MAXIMUM IN; Smaller Groove Width: 0.500 INCHES NOMINAL IN; Distance From End to Groove: 0.188 INCHES NOMINAL IN; Style Designator: GROOVED W/ LEFT INTERNAL AND RIGHT EXTERNAL THREAD. 10 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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