PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21419Lock,valve Spring Retainer

Curtiss-Wright Controls, Inc. Div Actuation Division · NSN 2805-00-615-8154 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-615-8154 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-615-8154. Primary manufacturer part number: 21419.
Features
  • Lock,valve Spring Retainer — FSC 2805
  • Thread Provision: UNTHREADED
  • Largest Inside Diameter: 0.5715 INCHES MINIMUM AND 0.5725 INCHES MAXIMUM IN
  • Material: STEEL COMP 8740
  • Style Designator: STRAIGHT BORE-TOP AND BOTTOM RADIUS
  • Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
  • FSC Application Data: GASOLINE ENGINE,TANK
  • Inside Diameter Bottom Radius: 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical energy storage
  • Vibration dampening
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-00-615-8154, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-615-8154
Primary Part Number21419
Item NameLock,valve Spring Retainer
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Div Actuation Division
StatusCANCELLED
Thread ProvisionUNTHREADED
Largest Inside Diameter0.5715 INCHES MINIMUM AND 0.5725 INCHES MAXIMUM IN
MaterialSTEEL COMP 8740
Style DesignatorSTRAIGHT BORE-TOP AND BOTTOM RADIUS
Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE
FSC Application DataGASOLINE ENGINE,TANK
Inside Diameter Bottom Radius0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
Metallic Hardness Rating83.0 MINIMUM ROCKWELL SUPERFICIAL 15-N AND 85.0 MAXIMUM ROCKWELL SUPERFICIAL 15-N
Largest Outside Diameter0.8016 INCHES NOMINAL IN
Outside Included Angle in Deg11.89
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter Top Radius0.060 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5310-00-275-174621-419 INTERCHANGEABLE
Nut,plain,hexagon
Horizon Aerospace Llc Dba Magnetics Division
5305-00-276-1438 INTERCHANGEABLE
Screw,machine
1660-00-491-1081 INTERCHANGEABLE
Tag Assembly
5940-00-534-0989 INTERCHANGEABLE
Terminal,lug
2520-00-769-7608113373D INTERCHANGEABLE
Cap,dust,propeller Shaft
Am General Llc
5935-01-054-3855M-4513 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
4920-01-070-93012003-27 INTERCHANGEABLE
Handle Assembly
Parker-Hannifin Corporation Dba Pneutronics
5945-01-100-051221-419 INTERCHANGEABLE
Relay,solid State
Te Connectivity Corporation
5340-01-216-402920-032-7 INTERCHANGEABLE
Bracket,angle
Bell Textron Inc
Cross-Reference Index
Part NumberManufacturer
21419 Curtiss-Wright Corp (USA)
21419 PRIMARY Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
200327 PRIMARY Renk America Llc Div Renk America (USA)
B158154 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5310-00-275-1746INTERCHANGEABLE
NUT,PLAIN,HEXAGON
21-419
5305-00-276-1438INTERCHANGEABLE
SCREW,MACHINE
1660-00-491-1081INTERCHANGEABLE
TAG ASSEMBLY
5940-00-534-0989INTERCHANGEABLE
TERMINAL,LUG
2520-00-769-7608INTERCHANGEABLE
CAP,DUST,PROPELLER SHAFT
113373D
5935-01-054-3855INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
M-4513
4920-01-070-9301INTERCHANGEABLE
HANDLE ASSEMBLY
2003-27
5945-01-100-0512INTERCHANGEABLE
RELAY,SOLID STATE
21-419
5340-01-216-4029INTERCHANGEABLE
BRACKET,ANGLE
20-032-7

Frequently Asked Questions

What is NSN 2805-00-615-8154?

NSN 2805-00-615-8154 is a Lock,valve Spring Retainer, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-615-8154?

NSN 2805-00-615-8154 has 4 cross-referenced part numbers: 21419 (Curtiss-Wright Corp), 21419 (Curtiss-Wright Controls, Inc. Div Actuation Division), 200327 (Renk America Llc Div Renk America), B158154 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2805-00-615-8154?

There are 9 known substitutes for 2805-00-615-8154: 5310-00-275-1746, 5305-00-276-1438, 1660-00-491-1081 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21419?

Key specifications for 21419: Thread Provision: UNTHREADED; Largest Inside Diameter: 0.5715 INCHES MINIMUM AND 0.5725 INCHES MAXIMUM IN; Material: STEEL COMP 8740; Style Designator: STRAIGHT BORE-TOP AND BOTTOM RADIUS. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-615-8154 still in active supply?

NSN 2805-00-615-8154 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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