PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

298418Spring,helical,compression

Lockheed Martin Corporation Div Rms - Mitchel Field · NSN 5360-00-515-2810 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-515-2810 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-515-2810. Primary manufacturer part number: 298418.
Features
  • Spring,helical,compression — FSC 5360
  • End Style: SPRING END,SQUARED BOTH ENDS
  • Spring Solid Length: 0.625 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
  • Coil Quantity: 21
  • Spring Free Length: 1.406 INCHES NOMINAL IN
  • Spring Free Outside Diameter: 0.177 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy 172 or Copper Alloy 173 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-515-2810, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-515-2810
Primary Part Number298418
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms - Mitchel Field
StatusCANCELLED
End StyleSPRING END,SQUARED BOTH ENDS
Spring Solid Length0.625 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
Coil Quantity21
Spring Free Length1.406 INCHES NOMINAL IN
Spring Free Outside Diameter0.177 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Material Document and ClassificationQQ-C-530 FED SPEC ALL MATERIAL RESPONSES OVERALL
Coil Helix DirectionRIGHT-HAND OR LEFT-HAND
Inside Diameter0.161 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5998-00-113-363822146-1 INTERCHANGEABLE
Circuit Card Assembly
Rex Systems Incorporated Dba Rex Systems Inc
5365-00-329-513110-40820-27 INTERCHANGEABLE
Bushing,nonmetallic
Amphenol Corp Div Amphenol Aerospace Operations
6650-01-378-607522146 INTERCHANGEABLE
Cell Assembly,optical Instrument
Contour Metrological & Manufacturing, Inc Div Cmm Optic
5950-01-388-679222.146 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation
3110-01-429-846722-146 INTERCHANGEABLE
Bearing,ball,annular
Natural Gas Solutions North America Llc Div Industrial Products Group
Cross-Reference Index
Part NumberManufacturer
221-46 Laird Technologies, Inc Dba Laird Technologies (USA)
7627169 CAGE 00000
298418 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5998-00-113-3638INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
22146-1
5365-00-329-5131INTERCHANGEABLE
BUSHING,NONMETALLIC
10-40820-27
6650-01-378-6075INTERCHANGEABLE
CELL ASSEMBLY,OPTICAL INSTRUMENT
22146
5950-01-388-6792INTERCHANGEABLE
TRANSFORMER,POWER
22.146
3110-01-429-8467INTERCHANGEABLE
BEARING,BALL,ANNULAR
22-146

Frequently Asked Questions

What is NSN 5360-00-515-2810?

NSN 5360-00-515-2810 is a Spring,helical,compression, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-515-2810?

NSN 5360-00-515-2810 has 3 cross-referenced part numbers: 221-46 (Laird Technologies, Inc Dba Laird Technologies), 7627169, 298418 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 5360-00-515-2810?

There are 5 known substitutes for 5360-00-515-2810: 5998-00-113-3638, 5365-00-329-5131, 6650-01-378-6075 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 298418?

Key specifications for 298418: End Style: SPRING END,SQUARED BOTH ENDS; Spring Solid Length: 0.625 INCHES MAXIMUM IN; Material: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL; Coil Quantity: 21. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-515-2810 still in active supply?

NSN 5360-00-515-2810 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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