PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56-61Plunger,detent

Southco Inc · NSN 5340-01-330-5616 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-330-5616 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-330-5616. Primary manufacturer part number: 56-61.
Features
  • Plunger,detent — FSC 5340
  • Length: 0.800 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Material: STEEL OVERALL
  • Diameter: 0.451 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • 4 verified cross-references
  • Primary manufacturer: Southco Inc
Applications
  • Applications requiring Steel Overall construction
General Description

The Plunger,detent, cataloged under National Stock Number 5340-01-330-5616, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-330-5616
Primary Part Number56-61
Item NamePlunger,detent
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSouthco Inc
StatusACTIVE
Length0.800 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MaterialSTEEL OVERALL
Diameter0.451 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5935-00-078-6918 INTERCHANGEABLE
Connector,receptacle,electrical
9390-00-078-88275661 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
Kirkhill Inc Div Kirkhill Inc, Haskon Division
5120-00-243-7328 INTERCHANGEABLE
Extension,socket Wrench
4330-00-417-6589 INTERCHANGEABLE
Filter,air,assembly
6515-00-465-1008 INTERCHANGEABLE
Syringe,hypodermic
3040-00-475-43285661 INTERCHANGEABLE
Shoe,rotary Pump
Megator Corp
5935-00-502-18105661 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
5999-00-649-9022102036 INTERCHANGEABLE
Clip,electrical
Littelfuse, Inc.
5985-01-031-555658-P00179H001 INTERCHANGEABLE
Dummy Load,electrical
General Dynamics Mission Systems, Inc. Dba Gdms
5930-01-191-28243016-60 INTERCHANGEABLE
Switch Subassembly
Pentair Filtration Solutions, Llc
Cross-Reference Index
Part NumberManufacturer
56-61 Southco Fasteners Pty Ltd 3 Aviation Place (AUS)
ASC1370200 Asc Pty Ltd (AUS)
56-61 PRIMARY Southco Inc (USA)
1370200 Asc Pty Ltd (AUS)
Related Parts
5935-00-078-6918INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9390-00-078-8827INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
5661
5120-00-243-7328INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
4330-00-417-6589INTERCHANGEABLE
FILTER,AIR,ASSEMBLY
6515-00-465-1008INTERCHANGEABLE
SYRINGE,HYPODERMIC
3040-00-475-4328INTERCHANGEABLE
SHOE,ROTARY PUMP
5661
5935-00-502-1810INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5661
5999-00-649-9022INTERCHANGEABLE
CLIP,ELECTRICAL
102036
5985-01-031-5556INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
58-P00179H001
5930-01-191-2824INTERCHANGEABLE
SWITCH SUBASSEMBLY
3016-60
5985-01-296-9827INTERCHANGEABLE
CASE,ANTENNA
5661
3010-01-687-1448INTERCHANGEABLE
GEARCASE-MOTOR
566-1

Frequently Asked Questions

What is NSN 5340-01-330-5616?

NSN 5340-01-330-5616 is a Plunger,detent, manufactured by Southco Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-330-5616?

NSN 5340-01-330-5616 has 4 cross-referenced part numbers: 56-61 (Southco Fasteners Pty Ltd 3 Aviation Place), ASC1370200 (Asc Pty Ltd), 56-61 (Southco Inc), 1370200 (Asc Pty Ltd).

What NSN replaces 5340-01-330-5616?

There are 12 known substitutes for 5340-01-330-5616: 5935-00-078-6918, 9390-00-078-8827, 5120-00-243-7328 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56-61?

Key specifications for 56-61: Length: 0.800 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Material: STEEL OVERALL; Diameter: 0.451 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN. 3 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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