PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-56Plunger,quick Release

Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier · NSN 5340-00-873-1078 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-873-1078 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-873-1078. Primary manufacturer part number: B-56.
Features
  • Plunger,quick Release — FSC 5340
  • Shape: ROUND
  • Nominal Thread Size: 0.3125 INCHES IN
  • End Pressure Rating: 9.000 POUNDS NOMINAL LBS
  • Thread Quantity Per Inch: 18
  • Thread Length: 0.578 INCHES NOMINAL IN
  • 2 verified cross-references
  • 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 5340-00-873-1078, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-873-1078
Primary Part NumberB-56
Item NamePlunger,quick Release
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
StatusACTIVE
ShapeROUND
Nominal Thread Size0.3125 INCHES IN
End Pressure Rating9.000 POUNDS NOMINAL LBS
Thread Quantity Per Inch18
Thread Length0.578 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 8
Clamp,loop
6210-00-009-3565B5-6 INTERCHANGEABLE
Light,panel
Ellis & Watts International, Llc
3030-00-294-7709 INTERCHANGEABLE
Belt,v
5999-00-500-9349B56.0 INTERCHANGEABLE
Heater,thermal Release
Schneider Electric Usa, Inc.
5961-00-811-805658A30D54-1 INTERCHANGEABLE
Semiconductor Device,diode
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3455-00-996-97191-1721-1125 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3110-01-020-5287 INTERCHANGEABLE
Bearing,ball,thrust
8455-01-042-2507B56 INTERCHANGEABLE
Fastener,insignia
Ballou B a and Co Inc
Cross-Reference Index
Part NumberManufacturer
B-56 PRIMARY Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier (USA)
B-56 Bpg, Inc. Dba Brandon Products Group (USA)
Related Parts
5340-00-680-3882SUCCESSOR
CLAMP,LOOP
6210-00-009-3565INTERCHANGEABLE
LIGHT,PANEL
B5-6
3030-00-294-7709INTERCHANGEABLE
BELT,V
5999-00-500-9349INTERCHANGEABLE
HEATER,THERMAL RELEASE
B56.0
5961-00-811-8056INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
58A30D54-1
3455-00-996-9719INTERCHANGEABLE
CUTTER,MILLING,END
1-1721-1125
3110-01-020-5287INTERCHANGEABLE
BEARING,BALL,THRUST
8455-01-042-2507INTERCHANGEABLE
FASTENER,INSIGNIA
B56

Frequently Asked Questions

What is NSN 5340-00-873-1078?

NSN 5340-00-873-1078 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 5340-00-873-1078?

NSN 5340-00-873-1078 has 2 cross-referenced part numbers: B-56 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier), B-56 (Bpg, Inc. Dba Brandon Products Group).

What NSN replaces 5340-00-873-1078?

There are 8 known substitutes for 5340-00-873-1078: 5340-00-680-3882, 6210-00-009-3565, 3030-00-294-7709 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-56?

Key specifications for B-56: Shape: ROUND; Nominal Thread Size: 0.3125 INCHES IN; Overall Length: 0.618 INCHES NOMINAL IN; End Pressure Rating: 9.000 POUNDS NOMINAL LBS. 7 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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