PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20634Spring,helical,compression

Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val · NSN 5360-01-434-0310 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-434-0310 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-434-0310. Primary manufacturer part number: 20634.
Features
  • Spring,helical,compression — FSC 5360
  • End Style: SPRING END,SQUARED AND GROUND BOTH ENDS
  • Inside Diameter: 0.384 INCHES NOMINAL IN
  • Coil Helix Direction: RIGHT-HAND
  • Spring Solid Length: 3.109 INCHES MINIMUM AND 3.149 INCHES MAXIMUM IN
  • Material Document and Classification: AMS 5644 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Coil Quantity: 21-1/2
  • Style Designator: CYLINDRICAL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Steel Comp 631 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-01-434-0310, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val. Government technical data includes 12 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-01-434-0310
Primary Part Number20634
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerTriumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
StatusACTIVE
End StyleSPRING END,SQUARED AND GROUND BOTH ENDS
Inside Diameter0.384 INCHES NOMINAL IN
Coil Helix DirectionRIGHT-HAND
Spring Solid Length3.109 INCHES MINIMUM AND 3.149 INCHES MAXIMUM IN
Material Document and ClassificationAMS 5644 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Coil Quantity21-1/2
Style DesignatorCYLINDRICAL
Spring Free Length4.054 INCHES NOMINAL IN
Spring Deflection Rate200.000 POUNDS PER INCH NOMINAL LBS
MaterialSTEEL COMP 631 OVERALL
Spring Free Outside Diameter0.669 INCHES MINIMUM AND 0.671 INCHES MAXIMUM IN
Spring Solid Outside Diameter0.670 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5133-00-224-4028 INTERCHANGEABLE
Drill,twist
6645-00-224-8632 INTERCHANGEABLE
Clock,marine,mechanical
1660-00-622-6237AF40C-25 INTERCHANGEABLE
Valve,air,shut Off
Tactair Fluid Controls Inc
5342-00-777-7643H271-1 INTERCHANGEABLE
Latch Assembly,cowl
Hartwell Corporation
4920-00-885-723920634 INTERCHANGEABLE
Orifice
Avox Systems Inc Dba Avox Systems Inc
5120-01-240-9827 INTERCHANGEABLE
Puller Bar,2 Stage
Cross-Reference Index
Part NumberManufacturer
20634 PRIMARY Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val (USA)
Related Parts
5133-00-224-4028INTERCHANGEABLE
DRILL,TWIST
6645-00-224-8632INTERCHANGEABLE
CLOCK,MARINE,MECHANICAL
1660-00-622-6237INTERCHANGEABLE
VALVE,AIR,SHUT OFF
AF40C-25
5342-00-777-7643INTERCHANGEABLE
LATCH ASSEMBLY,COWL
H271-1
4920-00-885-7239INTERCHANGEABLE
ORIFICE
20634
5120-01-240-9827INTERCHANGEABLE
PULLER BAR,2 STAGE

Frequently Asked Questions

What is NSN 5360-01-434-0310?

NSN 5360-01-434-0310 is a Spring,helical,compression, manufactured by Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-434-0310?

NSN 5360-01-434-0310 has 1 cross-referenced part number: 20634 (Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val).

What NSN replaces 5360-01-434-0310?

There are 6 known substitutes for 5360-01-434-0310: 5133-00-224-4028, 6645-00-224-8632, 1660-00-622-6237 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20634?

Key specifications for 20634: End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Inside Diameter: 0.384 INCHES NOMINAL IN; Coil Helix Direction: RIGHT-HAND; Spring Solid Length: 3.109 INCHES MINIMUM AND 3.149 INCHES MAXIMUM IN. 13 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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