PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

573ACover,electrical Switch

At and T Corp · NSN 5930-00-170-8728 · FSC 5930 · No Item Name Available
Verified by PartsTable
NSN 5930-00-170-8728 — this item is cataloged by the U.S. Government under National Stock Number 5930-00-170-8728. Primary manufacturer part number: 573A.
Features
  • Cover,electrical Switch — FSC 5930
  • Body Length: 2.625 INCHES NOMINAL IN
  • Material: PLASTIC PHENOL FORMALDEHYDE (PMO)
  • Body Height: 1.563 INCHES NOMINAL IN
  • Body Width: 0.594 INCHES NOMINAL IN
  • Mounting Configuration: FRICTION MOUNTED
  • 4 verified cross-references
  • Primary manufacturer: At and T Corp
Applications
  • Circuit control and protection
  • Equipment power management
  • Signal routing
  • Applications requiring Plastic Phenol Formaldehyde (pmo) construction
General Description

The Cover,electrical Switch, cataloged under National Stock Number 5930-00-170-8728, is classified within Federal Supply Class 5930 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is At and T Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5930-00-170-8728
Primary Part Number573A
Item NameCover,electrical Switch
FSC / FSG5930 / 59 — No Item Name Available
ManufacturerAt and T Corp
StatusACTIVE
Body Length2.625 INCHES NOMINAL IN
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO)
Body Height1.563 INCHES NOMINAL IN
Body Width0.594 INCHES NOMINAL IN
Mounting ConfigurationFRICTION MOUNTED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-113-3764 INTERCHANGEABLE
Thumbscrew
5910-00-136-3743573A INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Lucent Technologies Inc Corporate Headquarters
5310-00-209-5533 INTERCHANGEABLE
Washer,spring Tension
5340-00-290-7263 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
5961-00-466-163343A INTERCHANGEABLE
Transistor
Lucent Technologies Inc Corporate Headquarters
5365-00-542-1833 INTERCHANGEABLE
Spacer,sleeve
5930-00-755-5549 INTERCHANGEABLE
Switch,rotary
5935-00-761-027143A INTERCHANGEABLE
Jack,telephone
Switchcraft Inc.
8340-00-951-0988 INTERCHANGEABLE
Segment,tent Frame Arch
5990-01-025-7465976060-10 INTERCHANGEABLE
Resolver,electrical
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
573A At and T Corp (USA)
43A At and T Corp (USA)
573A American Telephone and Telegraph Co (USA)
43A American Telephone and Telegraph Co (USA)
Related Parts
5305-00-113-3764INTERCHANGEABLE
THUMBSCREW
5910-00-136-3743INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
573A
5310-00-209-5533INTERCHANGEABLE
WASHER,SPRING TENSION
5340-00-290-7263INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
5961-00-466-1633INTERCHANGEABLE
TRANSISTOR
43A
5365-00-542-1833INTERCHANGEABLE
SPACER,SLEEVE
5930-00-755-5549INTERCHANGEABLE
SWITCH,ROTARY
5935-00-761-0271INTERCHANGEABLE
JACK,TELEPHONE
43A
8340-00-951-0988INTERCHANGEABLE
SEGMENT,TENT FRAME ARCH
5990-01-025-7465INTERCHANGEABLE
RESOLVER,ELECTRICAL
976060-10
6625-01-337-9572INTERCHANGEABLE
TEST SET,TRANSMISSION LINE
6220-01-662-1461INTERCHANGEABLE
REFLECTOR,LIGHT
43A

Frequently Asked Questions

What is NSN 5930-00-170-8728?

NSN 5930-00-170-8728 is a Cover,electrical Switch, manufactured by At and T Corp, classified under FSC 5930 (No Item Name Available). Status: active.

What are the part numbers for NSN 5930-00-170-8728?

NSN 5930-00-170-8728 has 4 cross-referenced part numbers: 573A (At and T Corp), 43A (At and T Corp), 573A (American Telephone and Telegraph Co), 43A (American Telephone and Telegraph Co).

What NSN replaces 5930-00-170-8728?

There are 12 known substitutes for 5930-00-170-8728: 5305-00-113-3764, 5910-00-136-3743, 5310-00-209-5533 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 573A?

Key specifications for 573A: Body Length: 2.625 INCHES NOMINAL IN; Material: PLASTIC PHENOL FORMALDEHYDE (PMO); Body Height: 1.563 INCHES NOMINAL IN; End Item Identification: PART NO. 573A A. 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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