PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RW100-50Reducing Washer,knockout

Egs Electrical Group Appleton Div · NSN 5975-00-265-7775 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-265-7775 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-265-7775. Primary manufacturer part number: RW100-50.
Features
  • Reducing Washer,knockout — FSC 5975
  • Outside Diameter: 1.625 INCHES NOMINAL IN
  • Knockout Size for Which Designed: 1.625 INCHES NOMINAL IN
  • Material: STEEL
  • Design Type: FLAT
  • Conduit Size Accommodated: 0.500 INCHES NOMINAL IN
  • 14 verified cross-references
  • Primary manufacturer: Egs Electrical Group Appleton Div
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel construction
General Description

The Reducing Washer,knockout, cataloged under National Stock Number 5975-00-265-7775, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Egs Electrical Group Appleton Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-265-7775
Primary Part NumberRW100-50
Item NameReducing Washer,knockout
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
Outside Diameter1.625 INCHES NOMINAL IN
Knockout Size for Which Designed1.625 INCHES NOMINAL IN
MaterialSTEEL
Design TypeFLAT
Conduit Size Accommodated0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5340-00-055-23111003704-13 INTERCHANGEABLE
Standoff,threaded,spacing
Armel De Llc Dba Armel Electronics
3895-00-126-0636 INTERCHANGEABLE
Arm
4930-00-148-031940006 INTERCHANGEABLE
Shaft Assembly,valve
Eaton Corporation Dba Eaton Inoac
2530-00-155-7226387993C91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5310-00-185-6462 INTERCHANGEABLE
Nut,plain,round
5310-00-186-0962 INTERCHANGEABLE
Washer,key
5930-00-272-1361309-641-16 INTERCHANGEABLE
Switch,pressure
Cummins Power Generation Inc.
5998-00-275-590340006 INTERCHANGEABLE
Circuit Card Assembly
Timeplex Inc
4730-00-277-544152454 INTERCHANGEABLE
Trap,steam
Spirax Sarco Inc Dba Spirax Sarco
6145-00-284-0067 INTERCHANGEABLE
Cable,power,electrical
Cross-Reference Index
Part NumberManufacturer
1452 Atlas Technologies Inc (USA)
301 Efcor Inc
1062 Bridgeport Fittings Inc (USA)
3703 Abb Installation Products Inc (USA)
40006 Mulberry Metal Products Inc (USA)
13401 Atlas Technologies Inc (USA)
1366 Raco, a Division of Hubbell Incorporated(delaware) (USA)
RW-101 Ni Industries Inc Bowers Mfg Co Div (USA)
RW-3 Egs Electric Co Llc (USA)
RW100-50 PRIMARY Egs Electrical Group Appleton Div (USA)
272-1403P1 Raytheon Company Div Corp (USA)
343 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
WA-131 Abb Installation Products Inc (USA)
RW-3 General Signal Corp O Z/gedney Co Unit (USA)
Related Parts
5340-00-055-2311INTERCHANGEABLE
STANDOFF,THREADED,SPACING
1003704-13
3895-00-126-0636INTERCHANGEABLE
ARM
4930-00-148-0319INTERCHANGEABLE
SHAFT ASSEMBLY,VALVE
40006
2530-00-155-7226INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
387993C91
5310-00-185-6462INTERCHANGEABLE
NUT,PLAIN,ROUND
5310-00-186-0962INTERCHANGEABLE
WASHER,KEY
5930-00-272-1361INTERCHANGEABLE
SWITCH,PRESSURE
309-641-16
5998-00-275-5903INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
40006
4730-00-277-5441INTERCHANGEABLE
TRAP,STEAM
52454
6145-00-284-0067INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
5310-00-292-1350INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
RW3
2805-00-366-0346INTERCHANGEABLE
COVER,VALVE
40006B

Frequently Asked Questions

What is NSN 5975-00-265-7775?

NSN 5975-00-265-7775 is a Reducing Washer,knockout, manufactured by Egs Electrical Group Appleton Div, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-265-7775?

NSN 5975-00-265-7775 has 14 cross-referenced part numbers: 1452 (Atlas Technologies Inc), 301 (Efcor Inc), 1062 (Bridgeport Fittings Inc), 3703 (Abb Installation Products Inc), 40006 (Mulberry Metal Products Inc) and 9 more.

What NSN replaces 5975-00-265-7775?

There are 12 known substitutes for 5975-00-265-7775: 5340-00-055-2311, 3895-00-126-0636, 4930-00-148-0319 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RW100-50?

Key specifications for RW100-50: Outside Diameter: 1.625 INCHES NOMINAL IN; Knockout Size for Which Designed: 1.625 INCHES NOMINAL IN; Material: STEEL; Design Type: FLAT. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-265-7775 still in active supply?

NSN 5975-00-265-7775 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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