PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NS-56Plunger,quick Release

Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier · NSN 5340-01-116-4989 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-116-4989 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-116-4989. Primary manufacturer part number: NS-56.
Features
  • Plunger,quick Release — FSC 5340
  • Shape: ROUND
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 18
  • Thread Length: 1.000 INCHES NOMINAL IN
  • Nominal Thread Size: 0.3125 INCHES IN
  • 1 verified cross-reference
  • Primary manufacturer: Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Plunger,quick Release, cataloged under National Stock Number 5340-01-116-4989, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier. 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
NSN5340-01-116-4989
Primary Part NumberNS-56
Item NamePlunger,quick Release
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
StatusACTIVE
ShapeROUND
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch18
Thread Length1.000 INCHES NOMINAL IN
Nominal Thread Size0.3125 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5340-00-913-644445002 SUCCESSOR
Pad,cushioning
Northwestern Tools, Inc.
5330-00-321-7451 INTERCHANGEABLE
Cork Strip
Cross-Reference Index
Part NumberManufacturer
NS-56 PRIMARY Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier (USA)
Related Parts
5340-00-913-6444SUCCESSOR
PAD,CUSHIONING
45002
5330-00-321-7451INTERCHANGEABLE
CORK STRIP

Frequently Asked Questions

What is NSN 5340-01-116-4989?

NSN 5340-01-116-4989 is a Plunger,quick Release, manufactured by Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-116-4989?

NSN 5340-01-116-4989 has 1 cross-referenced part number: NS-56 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier).

What NSN replaces 5340-01-116-4989?

There are 2 known substitutes for 5340-01-116-4989: 5340-00-913-6444, 5330-00-321-7451. Verify interchangeability with system specifications before substitution.

What are the specifications of NS-56?

Key specifications for NS-56: Shape: ROUND; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 18; Overall Length: 1.187 INCHES NOMINAL IN. 6 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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