PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3712Reducing Washer,knockout

Abb Installation Products Inc · NSN 5975-00-174-9124 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-174-9124 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-174-9124. Primary manufacturer part number: 3712.
Features
  • Reducing Washer,knockout — FSC 5975
  • Material: STEEL
  • Outside Diameter: 2.250 INCHES NOMINAL IN
  • Supplementary Features: END ITEM GREEN GIANT H-3 HELICOPTER
  • Design Type: FLAT
  • Knockout Size for Which Designed: 1.500 INCHES NOMINAL IN
  • Conduit Size Accommodated: 1.000 INCHES NOMINAL IN
  • 12 verified cross-references
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 5975-00-174-9124, 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 Abb Installation Products Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 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
NSN5975-00-174-9124
Primary Part Number3712
Item NameReducing Washer,knockout
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerAbb Installation Products Inc
StatusACTIVE
MaterialSTEEL
Outside Diameter2.250 INCHES NOMINAL IN
Supplementary FeaturesEND ITEM GREEN GIANT H-3 HELICOPTER
Design TypeFLAT
Knockout Size for Which Designed1.500 INCHES NOMINAL IN
Conduit Size Accommodated1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-008-25633712 INTERCHANGEABLE
Reactor
Elnetic Electronics Inc
5315-00-010-3412103412 INTERCHANGEABLE
Pin,cotter
Chrysler Realty Company Llc Dba Daimler Chrysler
3110-00-100-057534478 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
4730-00-196-1468A733S-97CFG INTERCHANGEABLE
Nipple,pipe
Sae International Dba Sae International
3460-00-357-4994 INTERCHANGEABLE
Wheel,abrasive
5310-00-360-2186RW10 INTERCHANGEABLE
Washer,shouldered and Recessed
Schrader-Bridgeport International Inc Dba Schrader Automotive
2530-00-427-4385392595C91 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
2530-00-427-4926J3208311 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Chrysler Corp Engine and Components Sales Diversified Products Div
6625-00-538-88281373 INTERCHANGEABLE
Ammeter
Jewell Instruments Llc
5210-00-541-3792 INTERCHANGEABLE
Tape,measuring,replacement
Cross-Reference Index
Part NumberManufacturer
RW-511 Neer Mfg Co Inc (USA)
1454-C Atlas Technologies Inc (USA)
1069 Bridgeport Fittings Inc (USA)
503 Efcor Inc
3712 PRIMARY Abb Installation Products Inc (USA)
WA-153 Abb Installation Products Inc (USA)
RW-10 Egs Electric Co Llc (USA)
350 Midwest Electric Mfg Corp Sub of Crouse-Hinds Co (USA)
1373 Raco, a Division of Hubbell Incorporated(delaware) (USA)
13408 Atlas Technologies Inc (USA)
RW-10 General Signal Corp O Z/gedney Co Unit (USA)
RW150-100 Egs Electrical Group Appleton Div (USA)
Related Parts
5950-00-008-2563INTERCHANGEABLE
REACTOR
3712
5315-00-010-3412INTERCHANGEABLE
PIN,COTTER
103412
3110-00-100-0575INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
34478
4730-00-196-1468INTERCHANGEABLE
NIPPLE,PIPE
A733S-97CFG
3460-00-357-4994INTERCHANGEABLE
WHEEL,ABRASIVE
5310-00-360-2186INTERCHANGEABLE
WASHER,SHOULDERED AND RECESSED
RW10
2530-00-427-4385INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
392595C91
2530-00-427-4926INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
J3208311
6625-00-538-8828INTERCHANGEABLE
AMMETER
1373
5210-00-541-3792INTERCHANGEABLE
TAPE,MEASURING,REPLACEMENT
5940-00-602-5834INTERCHANGEABLE
TERMINAL
3712
5355-00-614-0400INTERCHANGEABLE
KNOB
MS91531-3N2B

Frequently Asked Questions

What is NSN 5975-00-174-9124?

NSN 5975-00-174-9124 is a Reducing Washer,knockout, manufactured by Abb Installation Products Inc, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-174-9124?

NSN 5975-00-174-9124 has 12 cross-referenced part numbers: RW-511 (Neer Mfg Co Inc), 1454-C (Atlas Technologies Inc), 1069 (Bridgeport Fittings Inc), 503 (Efcor Inc), 3712 (Abb Installation Products Inc) and 7 more.

What NSN replaces 5975-00-174-9124?

There are 12 known substitutes for 5975-00-174-9124: 5950-00-008-2563, 5315-00-010-3412, 3110-00-100-0575 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3712?

Key specifications for 3712: Material: STEEL; Outside Diameter: 2.250 INCHES NOMINAL IN; Supplementary Features: END ITEM GREEN GIANT H-3 HELICOPTER; Design Type: FLAT. 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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