PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40175-1-31Plug,removable

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-470-8785 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-470-8785 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-470-8785. Primary manufacturer part number: 40175-1-31.
Features
  • Plug,removable — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 4 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Plug,removable, cataloged under National Stock Number 4820-01-470-8785, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN4820-01-470-8785
Primary Part Number40175-1-31
Item NamePlug,removable
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3433-00-035-599417200 INTERCHANGEABLE
Handle,torch
Esab Group, Inc., the Dba Esab Welding and Cutting Products Div Esab Welding and Cuttng
5365-00-289-492610A2512 INTERCHANGEABLE
Plug,machine Thread
Napco International Llc Dba Napco International Inc
6615-00-339-9683 INTERCHANGEABLE
Gyroscope,rate
5340-00-609-83704017513-1 INTERCHANGEABLE
Plug,vent
Textron Aviation Inc
4820-01-098-5512172-00 INTERCHANGEABLE
Plug,moveable
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5930-01-102-1487 INTERCHANGEABLE
Switch,interlock
5995-01-178-2334 INTERCHANGEABLE
Cable Assembly,special Purpose,e
5935-01-195-656011437010 INTERCHANGEABLE
Adapter,connector
Us Army Aviation and Missile Command
3950-01-224-840317200-3 INTERCHANGEABLE
Yoke,winch
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
5330-01-378-677217200 INTERCHANGEABLE
Gasket
Exceltec Intl Corp
Cross-Reference Index
Part NumberManufacturer
40175-1-31 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
172-00 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
172 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40175-01-31 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3433-00-035-5994INTERCHANGEABLE
HANDLE,TORCH
17200
5365-00-289-4926INTERCHANGEABLE
PLUG,MACHINE THREAD
10A2512
6615-00-339-9683INTERCHANGEABLE
GYROSCOPE,RATE
5340-00-609-8370INTERCHANGEABLE
PLUG,VENT
4017513-1
4820-01-098-5512INTERCHANGEABLE
PLUG,MOVEABLE
172-00
5930-01-102-1487INTERCHANGEABLE
SWITCH,INTERLOCK
5995-01-178-2334INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
5935-01-195-6560INTERCHANGEABLE
ADAPTER,CONNECTOR
11437010
3950-01-224-8403INTERCHANGEABLE
YOKE,WINCH
17200-3
5330-01-378-6772INTERCHANGEABLE
GASKET
17200
5920-01-411-2813INTERCHANGEABLE
STRAP,WRIST,ELECTROSTATIC DISCHA
17200
3040-01-646-8111INTERCHANGEABLE
SHAFT,STRAIGHT
17200-2

Frequently Asked Questions

What is NSN 4820-01-470-8785?

NSN 4820-01-470-8785 is a Plug,removable, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-470-8785?

NSN 4820-01-470-8785 has 4 cross-referenced part numbers: 40175-1-31 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 172-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 172 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40175-01-31 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-470-8785?

There are 12 known substitutes for 4820-01-470-8785: 3433-00-035-5994, 5365-00-289-4926, 6615-00-339-9683 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40175-1-31?

Key specifications for 40175-1-31: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 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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