PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50287Screw,regulator

Mine Safety Appliances Company · NSN 5305-01-128-7434 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-128-7434 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-128-7434. Primary manufacturer part number: 50287.
Features
  • Screw,regulator — FSC 5305
  • 1 verified cross-reference
  • Primary manufacturer: Mine Safety Appliances Company
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,regulator, cataloged under National Stock Number 5305-01-128-7434, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mine Safety Appliances Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-128-7434
Primary Part Number50287
Item NameScrew,regulator
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMine Safety Appliances Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6210-00-228-56637600085-00 INTERCHANGEABLE
Light,indicator
L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West
5935-00-402-129550287 INTERCHANGEABLE
Connector Assembly,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
5330-01-049-221850287 INTERCHANGEABLE
Packing,preformed
Paccar Winch Inc Dba Paccar Winch Division
Cross-Reference Index
Part NumberManufacturer
50287 PRIMARY Mine Safety Appliances Company (USA)
Related Parts
6210-00-228-5663INTERCHANGEABLE
LIGHT,INDICATOR
7600085-00
5935-00-402-1295INTERCHANGEABLE
CONNECTOR ASSEMBLY,ELECTRICAL
50287
5330-01-049-2218INTERCHANGEABLE
PACKING,PREFORMED
50287

Frequently Asked Questions

What is NSN 5305-01-128-7434?

NSN 5305-01-128-7434 is a Screw,regulator, manufactured by Mine Safety Appliances Company, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-128-7434?

NSN 5305-01-128-7434 has 1 cross-referenced part number: 50287 (Mine Safety Appliances Company).

What NSN replaces 5305-01-128-7434?

There are 3 known substitutes for 5305-01-128-7434: 6210-00-228-5663, 5935-00-402-1295, 5330-01-049-2218. Verify interchangeability with system specifications before substitution.

What are the specifications of 50287?

Key specifications for 50287: End Item Identification: REGULATOR ASSEMBLY,MODEL 401. 1 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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