PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

218Clip,spring Tension

Keystone Electronics Corp · NSN 5340-01-291-5123 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-291-5123 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-291-5123. Primary manufacturer part number: 218.
Features
  • Clip,spring Tension — FSC 5340
  • Loop/holding Dimension: 1.437 INCHES MINIMUM AND 1.687 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Surface Treatment: NICKEL OVERALL
  • Width: 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN
  • Length: 1.360 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
  • Mounting Method: UNTHREADED HOLE(S)
  • Material Document and Classification: ASTM A682 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Clip,spring Tension, cataloged under National Stock Number 5340-01-291-5123, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Keystone Electronics Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-291-5123
Primary Part Number218
Item NameClip,spring Tension
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerKeystone Electronics Corp
StatusACTIVE
Loop/holding Dimension1.437 INCHES MINIMUM AND 1.687 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Surface TreatmentNICKEL OVERALL
Width0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN
Length1.360 INCHES MINIMUM AND 1.390 INCHES MAXIMUM IN
Mounting MethodUNTHREADED HOLE(S)
Material Document and ClassificationASTM A682 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Material Thickness0.025 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
Cap-Plug,protective,dust and Moi
6105-00-635-5545EE125M1 SUCCESSOR
Motor,direct Current
Smith and Smith Aircraft Co
Cross-Reference Index
Part NumberManufacturer
6510676 Zf Industrieantriebe Witten Gmbh (DEU)
218 Zf Industrieantriebe Witten Gmbh (DEU)
218 PRIMARY Keystone Electronics Corp (USA)
91833-218 Keystone Electronics Corp (USA)
Related Parts
5340-00-501-2405SUCCESSOR
CAP-PLUG,PROTECTIVE,DUST AND MOI
6105-00-635-5545SUCCESSOR
MOTOR,DIRECT CURRENT
EE125M1

Frequently Asked Questions

What is NSN 5340-01-291-5123?

NSN 5340-01-291-5123 is a Clip,spring Tension, manufactured by Keystone Electronics Corp, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-291-5123?

NSN 5340-01-291-5123 has 4 cross-referenced part numbers: 6510676 (Zf Industrieantriebe Witten Gmbh), 218 (Zf Industrieantriebe Witten Gmbh), 218 (Keystone Electronics Corp), 91833-218 (Keystone Electronics Corp).

What NSN replaces 5340-01-291-5123?

There are 2 known substitutes for 5340-01-291-5123: 5340-00-501-2405, 6105-00-635-5545. Verify interchangeability with system specifications before substitution.

What are the specifications of 218?

Key specifications for 218: Loop/holding Dimension: 1.437 INCHES MINIMUM AND 1.687 INCHES MAXIMUM IN; Material: STEEL OVERALL; Surface Treatment: NICKEL OVERALL; Width: 0.807 INCHES MINIMUM AND 0.817 INCHES MAXIMUM IN. 9 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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