PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12935ASpring,helical,compression

Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa · NSN 5360-00-291-1185 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-291-1185 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-291-1185. Primary manufacturer part number: 12935A.
Features
  • Spring,helical,compression — FSC 5360
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Inside Diameter: 2.000 INCHES NOMINAL IN
  • Spring Free Length: 7.2657 INCHES NOMINAL IN
  • Coil Helix Direction: LEFT-HAND
  • Spring Free Outside Diameter: 2.750 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
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 5360-00-291-1185, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN5360-00-291-1185
Primary Part Number12935A
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerAtwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa
StatusACTIVE
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Inside Diameter2.000 INCHES NOMINAL IN
Spring Free Length7.2657 INCHES NOMINAL IN
Coil Helix DirectionLEFT-HAND
Spring Free Outside Diameter2.750 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Spring Solid Length3.9375 INCHES NOMINAL IN
End StyleSPRING END,GROUND BOTH ENDS
Spring Deflection Rate235.000 POUNDS PER INCH NOMINAL LBS
Coil Quantity11
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5945-00-870-064712935A INTERCHANGEABLE
Solenoid
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
Cross-Reference Index
Part NumberManufacturer
12935A PRIMARY Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa (USA)
Related Parts
5945-00-870-0647INTERCHANGEABLE
SOLENOID
12935A

Frequently Asked Questions

What is NSN 5360-00-291-1185?

NSN 5360-00-291-1185 is a Spring,helical,compression, manufactured by Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-291-1185?

NSN 5360-00-291-1185 has 1 cross-referenced part number: 12935A (Atwood & Morrill Co., Inc. Dba Weir Valves and Controls Usa).

What NSN replaces 5360-00-291-1185?

There is 1 known substitute for 5360-00-291-1185: 5945-00-870-0647. Verify interchangeability with system specifications before substitution.

What are the specifications of 12935A?

Key specifications for 12935A: Surface Treatment: CADMIUM OVERALL; Material: STEEL OVERALL; Inside Diameter: 2.000 INCHES NOMINAL IN; Spring Free Length: 7.2657 INCHES NOMINAL IN. 11 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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