PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

405639Locking Plate,nut and Bolt

Garrett Transportation I, Inc. · NSN 5340-00-054-2066 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-054-2066 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-054-2066. Primary manufacturer part number: 405639.
Features
  • Locking Plate,nut and Bolt — FSC 5340
  • Width: 0.750 INCHES NOMINAL IN
  • Material: STEEL COMP 1010 OR STEEL COMP 1020
  • Body Width: 0.370 INCHES NOMINAL IN
  • End Radius: 0.420 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: FLAT
  • Surface Treatment: CADMIUM
  • Style Designator: SOCKET
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 or Steel Comp 1020 construction
General Description

The Locking Plate,nut and Bolt, cataloged under National Stock Number 5340-00-054-2066, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Garrett Transportation I, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5340-00-054-2066
Primary Part Number405639
Item NameLocking Plate,nut and Bolt
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerGarrett Transportation I, Inc.
StatusACTIVE
Width0.750 INCHES NOMINAL IN
MaterialSTEEL COMP 1010 OR STEEL COMP 1020
Body Width0.370 INCHES NOMINAL IN
End Radius0.420 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
Cross-Sectional Shape StyleFLAT
Surface TreatmentCADMIUM
Style DesignatorSOCKET
Material Document and ClassificationFED STD NO. 66,AISI C1010 OR C1020 FED STD ALL MATERIAL RESPONSES OR SAE 1010 OR 1020 ASSN STD ALL MATERIAL RESPONSES
Prebent Locking Feature LocationEND HOLE
Mounting Hole Diameter0.360 INCHES NOMINAL IN
Distance Between Mounting Hole Centers3.360 INCHES MINIMUM AND 3.390 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2950-00-335-5261405639 INTERCHANGEABLE
Jumper,terminal Blo
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
4710-01-162-714958582 INTERCHANGEABLE
Tube Assembly,metal
Bergstrom Inc
Cross-Reference Index
Part NumberManufacturer
405639 Garrett Transportation I, Inc. (USA)
405639 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
405639 Honeywell International Inc. Div Aerospace - Torrance (USA)
Related Parts
2950-00-335-5261INTERCHANGEABLE
JUMPER,TERMINAL BLO
405639
4710-01-162-7149INTERCHANGEABLE
TUBE ASSEMBLY,METAL
58582

Frequently Asked Questions

What is NSN 5340-00-054-2066?

NSN 5340-00-054-2066 is a Locking Plate,nut and Bolt, manufactured by Garrett Transportation I, Inc., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-054-2066?

NSN 5340-00-054-2066 has 3 cross-referenced part numbers: 405639 (Garrett Transportation I, Inc.), 405639 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 405639 (Honeywell International Inc. Div Aerospace - Torrance).

What NSN replaces 5340-00-054-2066?

There are 2 known substitutes for 5340-00-054-2066: 2950-00-335-5261, 4710-01-162-7149. Verify interchangeability with system specifications before substitution.

What are the specifications of 405639?

Key specifications for 405639: Width: 0.750 INCHES NOMINAL IN; Material: STEEL COMP 1010 OR STEEL COMP 1020; Body Width: 0.370 INCHES NOMINAL IN; End Radius: 0.420 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN. 11 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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