PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

1650-623Ring,spring Assembly

Name: 1650-623
SKU: 1620-00-910-4285

Beaver Aerospace & Defense, Inc. · NSN 1620-00-910-4285 · FSC 1620 · No Item Name Available

Verified by PartsTable

NSN 1620-00-910-4285 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-910-4285. Primary manufacturer part number: 1650-623.

1620-00-910-4285 — No Item Name Available illustration

Features

Ring,spring Assembly — FSC 1620
6 verified cross-references
Primary manufacturer: Beaver Aerospace & Defense, Inc.

Applications

Mechanical energy storage
Vibration dampening
Return mechanism operation

General Description

The Ring,spring Assembly, cataloged under National Stock Number 1620-00-910-4285, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Beaver Aerospace & Defense, Inc.. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications

Parameter	Value
NSN	1620-00-910-4285
Primary Part Number	1650-623
Item Name	Ring,spring Assembly
FSC / FSG	1620 / 16 — No Item Name Available
Manufacturer	Beaver Aerospace & Defense, Inc.
Status	CANCELLED

Lifecycle & Compliance

Acquisition Status	CANCELLED
HAZMAT	No

⇄ Verified Substitutes 4

5310-00-011-70490127 INTERCHANGEABLE

Nut,plain,hexagon

Harley Davidson Motor Co Inc

1560-00-165-029785471 INTERCHANGEABLE

Tab,trim,aircraft

Northrop Grumman Systems Corporation

5305-00-448-408985471 INTERCHANGEABLE

Screw,machine

Lucent Technologies Inc Corporate Headquarters

1560-00-790-6715 INTERCHANGEABLE

Ring,spring Assembl

Cross-Reference Index

Part Number	Manufacturer
1650-623 PRIMARY	Beaver Aerospace & Defense, Inc. (USA)
8547-1 PRIMARY	Cef Industries, Llc Dba Cef Industries Inc (USA)
1650E623 PRIMARY	Triumph Gear Systems Inc Dba Triumph Gear Systems Inc (USA)
B-1064-14	Triumph Gear Systems Inc Dba Triumph Gear Systems Inc (USA)
1650-623	Beaver Precision Products Inc (USA)
1650D578	Triumph Gear Systems Inc Dba Triumph Gear Systems Inc (USA)

Related Parts

5310-00-011-7049INTERCHANGEABLE

NUT,PLAIN,HEXAGON

0127

1560-00-165-0297INTERCHANGEABLE

TAB,TRIM,AIRCRAFT

85471

5305-00-448-4089INTERCHANGEABLE

SCREW,MACHINE

85471

1560-00-790-6715INTERCHANGEABLE

RING,SPRING ASSEMBL

Frequently Asked Questions

What is NSN 1620-00-910-4285?

NSN 1620-00-910-4285 is a Ring,spring Assembly, manufactured by Beaver Aerospace & Defense, Inc., classified under FSC 1620 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1620-00-910-4285?

NSN 1620-00-910-4285 has 6 cross-referenced part numbers: 1650-623 (Beaver Aerospace & Defense, Inc.), 8547-1 (Cef Industries, Llc Dba Cef Industries Inc), 1650E623 (Triumph Gear Systems Inc Dba Triumph Gear Systems Inc), B-1064-14 (Triumph Gear Systems Inc Dba Triumph Gear Systems Inc), 1650-623 (Beaver Precision Products Inc) and 1 more.

What NSN replaces 1620-00-910-4285?

There are 4 known substitutes for 1620-00-910-4285: 5310-00-011-7049, 1560-00-165-0297, 5305-00-448-4089 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1650-623?

Key specifications for 1650-623: End Item Identification: C130 AIRCRAFT. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1620-00-910-4285 still in active supply?

NSN 1620-00-910-4285 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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