PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31000-206Torsion Bar,hinge

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5340-01-689-0056 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-689-0056 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-689-0056. Primary manufacturer part number: 31000-206.
Features
  • Torsion Bar,hinge — FSC 5340
  • Surface Treatment: CHROMATE
  • Accessory Components and Quantity: 13-918 HINGE HANDLE, SWIVEL HEAD DRIVE SQUARE 1, GROOVE PIN 1, SPRING WASHER 1
  • Thread Size and Series/type Designator: 0.25 DRIVE
  • Unpackaged Unit Weight: 1.25 POUNDS LBS
  • Material: STEEL CORROSION RESISTING
  • 1 verified cross-reference
  • Primary manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Torsion Bar,hinge, cataloged under National Stock Number 5340-01-689-0056, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 5 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-689-0056
Primary Part Number31000-206
Item NameTorsion Bar,hinge
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Surface TreatmentCHROMATE
Accessory Components and Quantity13-918 HINGE HANDLE, SWIVEL HEAD DRIVE SQUARE 1, GROOVE PIN 1, SPRING WASHER 1
Thread Size and Series/type Designator0.25 DRIVE
Unpackaged Unit Weight1.25 POUNDS LBS
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5340-00-964-2555NAS1397P6N INTERCHANGEABLE
Clamp,loop
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-975-1440CH6M INTERCHANGEABLE
Clamp,loop
Souriau Usa, Inc. Dba Souriau Usa Inc
Cross-Reference Index
Part NumberManufacturer
31000-206 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Related Parts
5340-00-964-2555INTERCHANGEABLE
CLAMP,LOOP
NAS1397P6N
5340-00-975-1440INTERCHANGEABLE
CLAMP,LOOP
CH6M

Frequently Asked Questions

What is NSN 5340-01-689-0056?

NSN 5340-01-689-0056 is a Torsion Bar,hinge, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-689-0056?

NSN 5340-01-689-0056 has 1 cross-referenced part number: 31000-206 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 5340-01-689-0056?

There are 2 known substitutes for 5340-01-689-0056: 5340-00-964-2555, 5340-00-975-1440. Verify interchangeability with system specifications before substitution.

What are the specifications of 31000-206?

Key specifications for 31000-206: Surface Treatment: CHROMATE; Accessory Components and Quantity: 13-918 HINGE HANDLE, SWIVEL HEAD DRIVE SQUARE 1, GROOVE PIN 1, SPRING WASHER 1; End Item Identification: NAVY; Part Name Assigned by Controlling Agency: HINGE HANDLE. 8 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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