PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

301631Stop,mechanical

Mastsystem Int'l Oy · NSN 5340-01-615-1983 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-615-1983 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-615-1983. Primary manufacturer part number: 301631.
Features
  • Stop,mechanical — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: Mastsystem Int'l Oy
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Stop,mechanical, cataloged under National Stock Number 5340-01-615-1983, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mastsystem Int'l Oy. This item has 2 commercial cross-references from 2 manufacturers, 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.

Catalog Facts
Item NameStop,mechanical
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersMastsystem Int'l Oy (CAGE A196G); Tim Price Inc. Dba Tim Price Inc (CAGE 097B0)
Technical Specifications
ParameterValue
NSN5340-01-615-1983
Primary Part Number301631
Item NameStop,mechanical
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerMastsystem Int'l Oy
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
5990-00-937-6445800943-1 INTERCHANGEABLE
Synchro,transmitter
Patriot American Solutions Llc
6680-00-945-91014001-001 INTERCHANGEABLE
Counter,rotating
Melland Gear & Instrument of Hauppauge, Inc
Cross-Reference Index
Part NumberManufacturer
301631 PRIMARY Mastsystem Int'l Oy (FIN)
800943 Tim Price Inc. Dba Tim Price Inc (USA)
Related Parts
5990-00-937-6445INTERCHANGEABLE
SYNCHRO,TRANSMITTER
800943-1
6680-00-945-9101INTERCHANGEABLE
COUNTER,ROTATING
4001-001

Frequently Asked Questions

What is NSN 5340-01-615-1983?

NSN 5340-01-615-1983 is a Stop,mechanical, manufactured by Mastsystem Int'l Oy, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-615-1983?

NSN 5340-01-615-1983 has 2 cross-referenced part numbers: 301631 (Mastsystem Int'l Oy), 800943 (Tim Price Inc. Dba Tim Price Inc).

What NSN replaces 5340-01-615-1983?

There are 2 known substitutes for 5340-01-615-1983: 5990-00-937-6445, 6680-00-945-9101. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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