PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20122Spring,helical,compression

Stone Safety Corp · NSN 5360-00-312-5138 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-312-5138 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-312-5138. Primary manufacturer part number: 20122.
Features
  • Spring,helical,compression — FSC 5360
  • Inside Diameter: 0.500 INCHES NOMINAL IN
  • Coil Helix Direction: LEFT-HAND
  • Spring Free Length: 1.4375 INCHES NOMINAL IN
  • Coil Quantity: 5-1/2
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Spring Free Outside Diameter: 0.594 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-312-5138, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stone Safety Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5360-00-312-5138
Primary Part Number20122
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerStone Safety Corp
StatusCANCELLED
Inside Diameter0.500 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND
Spring Free Length1.4375 INCHES NOMINAL IN
Coil Quantity5-1/2
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Spring Free Outside Diameter0.594 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
MaterialSTEEL CORROSION RESISTING OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-035-8705BP4850 INTERCHANGEABLE
Contact,electrical
Burke Products Inc
6130-00-220-5212209-075-213-3 INTERCHANGEABLE
Inverter,power,static
Bell Textron Inc
5133-00-228-1371 INTERCHANGEABLE
Drill,twist
3405-00-240-16472012-2 INTERCHANGEABLE
Saw,band,metal Cutting
Doall Baltimore Company
3040-00-356-3327SC-C-69585 INTERCHANGEABLE
Extension Shaft
Defense Logistics Agency Dba Defense Supply Center Philadelphia
3120-00-430-920720122 INTERCHANGEABLE
Bearing,sleeve
Dressta North America Ltd
5940-00-949-3115 INTERCHANGEABLE
Terminal Board
4820-01-163-7546N382830058 INTERCHANGEABLE
Retainer,seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-202-6937 INTERCHANGEABLE
Valve,safety Relief
5305-01-223-658020122 INTERCHANGEABLE
Screw
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
20122 Stone Safety Corp (USA)
34600PC117 Stone Safety Corp (USA)
50456 Stone Safety Corp (USA)
Related Parts
5999-00-035-8705INTERCHANGEABLE
CONTACT,ELECTRICAL
BP4850
6130-00-220-5212INTERCHANGEABLE
INVERTER,POWER,STATIC
209-075-213-3
5133-00-228-1371INTERCHANGEABLE
DRILL,TWIST
3405-00-240-1647INTERCHANGEABLE
SAW,BAND,METAL CUTTING
2012-2
3040-00-356-3327INTERCHANGEABLE
EXTENSION SHAFT
SC-C-69585
3120-00-430-9207INTERCHANGEABLE
BEARING,SLEEVE
20122
5940-00-949-3115INTERCHANGEABLE
TERMINAL BOARD
4820-01-163-7546INTERCHANGEABLE
RETAINER,SEAT,VALVE
N382830058
4820-01-202-6937INTERCHANGEABLE
VALVE,SAFETY RELIEF
5305-01-223-6580INTERCHANGEABLE
SCREW
20122
4920-01-299-0280INTERCHANGEABLE
TEST PROGRAM SET
20122
4520-01-331-6583INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
50456

Frequently Asked Questions

What is NSN 5360-00-312-5138?

NSN 5360-00-312-5138 is a Spring,helical,compression, manufactured by Stone Safety Corp, classified under FSC 5360 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5360-00-312-5138?

NSN 5360-00-312-5138 has 3 cross-referenced part numbers: 20122 (Stone Safety Corp), 34600PC117 (Stone Safety Corp), 50456 (Stone Safety Corp).

What NSN replaces 5360-00-312-5138?

There are 12 known substitutes for 5360-00-312-5138: 5999-00-035-8705, 6130-00-220-5212, 5133-00-228-1371 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20122?

Key specifications for 20122: Inside Diameter: 0.500 INCHES NOMINAL IN; Coil Helix Direction: LEFT-HAND; Spring Free Length: 1.4375 INCHES NOMINAL IN; Coil Quantity: 5-1/2. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5360-00-312-5138 still in active supply?

NSN 5360-00-312-5138 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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