PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3300027Spring,helical,compression

Hatch & Kirk, Inc. · NSN 5360-00-321-7505 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-321-7505 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-321-7505. Primary manufacturer part number: 3300027.
Features
  • Spring,helical,compression — FSC 5360
  • Coil Quantity: 18
  • Surface Treatment: CADMIUM OVERALL
  • Spring Free Outside Diameter: 1.3437 INCHES NOMINAL IN
  • Inside Diameter: 0.375 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL CONVEX END
  • Spring Free Length: 3.031 INCHES MINIMUM AND 3.218 INCHES MAXIMUM IN
  • Coil Helix Direction: RIGHT-HAND
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-321-7505, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5360-00-321-7505
Primary Part Number3300027
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerHatch & Kirk, Inc.
StatusACTIVE
Coil Quantity18
Surface TreatmentCADMIUM OVERALL
Spring Free Outside Diameter1.3437 INCHES NOMINAL IN
Inside Diameter0.375 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL CONVEX END
Spring Free Length3.031 INCHES MINIMUM AND 3.218 INCHES MAXIMUM IN
Coil Helix DirectionRIGHT-HAND
End StyleSPRING END,SQUARED BOTH ENDS
MaterialSTEEL OVERALL
Spring Solid Outside Diameter1.3437 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-245-1637 INTERCHANGEABLE
Cap,electrical
5962-01-004-12745242-4 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
3300027 PRIMARY Hatch & Kirk, Inc. (USA)
G23BD40 Curtiss-Wright Corp (USA)
21-03280-00 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
G23BD40 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
3300027 General Motors Corp Electro-Motive Div (USA)
Related Parts
5999-00-245-1637INTERCHANGEABLE
CAP,ELECTRICAL
5962-01-004-1274INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5242-4

Frequently Asked Questions

What is NSN 5360-00-321-7505?

NSN 5360-00-321-7505 is a Spring,helical,compression, manufactured by Hatch & Kirk, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-321-7505?

NSN 5360-00-321-7505 has 5 cross-referenced part numbers: 3300027 (Hatch & Kirk, Inc.), G23BD40 (Curtiss-Wright Corp), 21-03280-00 (Curtiss-Wright Controls, Inc. Div Actuation Division), G23BD40 (Curtiss-Wright Controls, Inc. Div Actuation Division), 3300027 (General Motors Corp Electro-Motive Div).

What NSN replaces 5360-00-321-7505?

There are 2 known substitutes for 5360-00-321-7505: 5999-00-245-1637, 5962-01-004-1274. Verify interchangeability with system specifications before substitution.

What are the specifications of 3300027?

Key specifications for 3300027: Coil Quantity: 18; Surface Treatment: CADMIUM OVERALL; Spring Free Outside Diameter: 1.3437 INCHES NOMINAL IN; Inside Diameter: 0.375 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com