PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1058Ring,spring

Aerosonic Llc · NSN 5365-01-221-6984 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-221-6984 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-221-6984. Primary manufacturer part number: A1058.
Features
  • Ring,spring — FSC 5365
  • 1 verified cross-reference
  • Primary manufacturer: Aerosonic Llc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Ring,spring, cataloged under National Stock Number 5365-01-221-6984, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aerosonic Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,spring
FSC / FSG5365 — No Item Name Available (FSG 53)
ManufacturersAerosonic Llc (CAGE 98810)
Technical Specifications
ParameterValue
NSN5365-01-221-6984
Primary Part NumberA1058
Item NameRing,spring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5120-00-357-6158A1058 INTERCHANGEABLE
Ram Attachment,hydraulic
Hein Werner Corp
6615-00-703-0260A1058 INTERCHANGEABLE
Gimbal
Kelly Manufacturing Company
3040-01-010-4973 INTERCHANGEABLE
Shaft,shouldered
5520-01-088-5196 INTERCHANGEABLE
Screen
Cross-Reference Index
Part NumberManufacturer
A1058 PRIMARY Aerosonic Llc (USA)
Related Parts
5120-00-357-6158INTERCHANGEABLE
RAM ATTACHMENT,HYDRAULIC
A1058
6615-00-703-0260INTERCHANGEABLE
GIMBAL
A1058
3040-01-010-4973INTERCHANGEABLE
SHAFT,SHOULDERED
5520-01-088-5196INTERCHANGEABLE
SCREEN

Frequently Asked Questions

What is NSN 5365-01-221-6984?

NSN 5365-01-221-6984 is a Ring,spring, manufactured by Aerosonic Llc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-221-6984?

NSN 5365-01-221-6984 has 1 cross-referenced part number: A1058 (Aerosonic Llc).

What NSN replaces 5365-01-221-6984?

There are 4 known substitutes for 5365-01-221-6984: 5120-00-357-6158, 6615-00-703-0260, 3040-01-010-4973 and 1 more. Verify interchangeability with system specifications before substitution.

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