PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

711566-K1Fastener,cylinder,spring Loaded

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · NSN 5340-01-494-8588 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-494-8588 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-494-8588. Primary manufacturer part number: 711566-K1.
Features
  • Fastener,cylinder,spring Loaded — FSC 5340
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Fastener,cylinder,spring Loaded, cataloged under National Stock Number 5340-01-494-8588, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-494-8588
Primary Part Number711566-K1
Item NameFastener,cylinder,spring Loaded
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerL3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
5340-01-107-0427711566-K1 INTERCHANGEABLE
Fastener,cylinder,spring Loaded
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
711566-K1 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
710600PC252 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
5340-01-107-0427INTERCHANGEABLE
FASTENER,CYLINDER,SPRING LOADED
711566-K1

Frequently Asked Questions

What is NSN 5340-01-494-8588?

NSN 5340-01-494-8588 is a Fastener,cylinder,spring Loaded, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-494-8588?

NSN 5340-01-494-8588 has 2 cross-referenced part numbers: 711566-K1 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), 710600PC252 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5340-01-494-8588?

There is 1 known substitute for 5340-01-494-8588: 5340-01-107-0427. Verify interchangeability with system specifications before substitution.

What are the specifications of 711566-K1?

Key specifications for 711566-K1: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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