PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17711Lock,valve Spring Retainer

Napco International Llc Dba Napco International Inc · NSN 2815-00-322-1962 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-322-1962 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-322-1962. Primary manufacturer part number: 17711.
Features
  • Lock,valve Spring Retainer — FSC 2815
  • Minimum Inside Diameter: 0.358 INCHES IN
  • Outside Included Angle in Deg: 30.0
  • Distance Between First and Second Groove Centers: 0.050 INCHES NOMINAL IN
  • Largest Inside Diameter: 0.425 INCHES NOMINAL IN
  • Largest Outside Diameter: 0.600 INCHES NOMINAL IN
  • First Groove Width: 0.048 INCHES NOMINAL IN
  • Distance From Bottom to First Groove Center: 0.050 INCHES NOMINAL 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 2815-00-322-1962, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
ParameterValue
NSN2815-00-322-1962
Primary Part Number17711
Item NameLock,valve Spring Retainer
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusCANCELLED
Minimum Inside Diameter0.358 INCHES IN
Outside Included Angle in Deg30.0
Distance Between First and Second Groove Centers0.050 INCHES NOMINAL IN
Largest Inside Diameter0.425 INCHES NOMINAL IN
Largest Outside Diameter0.600 INCHES NOMINAL IN
First Groove Width0.048 INCHES NOMINAL IN
Distance From Bottom to First Groove Center0.050 INCHES NOMINAL IN
Thread ProvisionUNTHREADED
Largest Outside Width0.600 INCHES NOMINAL IN
Second Groove Width0.048 INCHES NOMINAL IN
Style DesignatorSTRAIGHT BORE W/TWO GROOVES-LOWER OUTSIDE RADIUS
MaterialSTEEL
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
3455-00-227-9814INVOLUTE 3-8 5-1/4 INTERCHANGEABLE
Cutter,milling,involute Gear
F & D Tool Co Inc
5342-00-630-76161771-1 INTERCHANGEABLE
Clamp Assembly
V I J Corp Div National Utilities Company
5935-00-783-532833-1771-1 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5962-01-076-6605932820-76 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
17711 PRIMARY Napco International Llc Dba Napco International Inc (USA)
17711 PRIMARY Morris Material Handling, Inc. (USA)
Related Parts
3455-00-227-9814INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
INVOLUTE 3-8 5-1/4
5342-00-630-7616INTERCHANGEABLE
CLAMP ASSEMBLY
1771-1
5935-00-783-5328INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
33-1771-1
5962-01-076-6605INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932820-76

Frequently Asked Questions

What is NSN 2815-00-322-1962?

NSN 2815-00-322-1962 is a Lock,valve Spring Retainer, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 2815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2815-00-322-1962?

NSN 2815-00-322-1962 has 2 cross-referenced part numbers: 17711 (Napco International Llc Dba Napco International Inc), 17711 (Morris Material Handling, Inc.).

What NSN replaces 2815-00-322-1962?

There are 4 known substitutes for 2815-00-322-1962: 3455-00-227-9814, 5342-00-630-7616, 5935-00-783-5328 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17711?

Key specifications for 17711: Minimum Inside Diameter: 0.358 INCHES IN; Outside Included Angle in Deg: 30.0; Distance Between First and Second Groove Centers: 0.050 INCHES NOMINAL IN; Largest Inside Diameter: 0.425 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2815-00-322-1962 still in active supply?

NSN 2815-00-322-1962 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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