PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

342-00Plate,retaining,shaft

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 3040-01-398-8527 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-398-8527 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-398-8527. Primary manufacturer part number: 342-00.
Features
  • Plate,retaining,shaft — FSC 3040
  • Material: COPPER ALLOY
  • Shape: ROUND
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Applications requiring Copper Alloy construction
General Description

The Plate,retaining,shaft, cataloged under National Stock Number 3040-01-398-8527, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-398-8527
Primary Part Number342-00
Item NamePlate,retaining,shaft
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialCOPPER ALLOY
ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-156-501313304 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
5315-00-276-4088305SP28 INTERCHANGEABLE
Pin,shoulder,headed
Mack Trucks Inc Parts Opn
5920-00-462-33428851027 INTERCHANGEABLE
Fuseholder,extractor Post
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament
1395-01-534-198334200 INTERCHANGEABLE
Cartridge,air
Axon Enterprise, Inc.
6550-01-536-950534200 INTERCHANGEABLE
Reagent Set,antibody Detection
Beckman Coulter, Inc
2815-01-646-806034200 INTERCHANGEABLE
Engine,diesel
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
40056-1 PIECE 20 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
342-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3110-00-156-5013INTERCHANGEABLE
BEARING,BALL,ANNULAR
13304
5315-00-276-4088INTERCHANGEABLE
PIN,SHOULDER,HEADED
305SP28
5920-00-462-3342INTERCHANGEABLE
FUSEHOLDER,EXTRACTOR POST
8851027
1395-01-534-1983INTERCHANGEABLE
CARTRIDGE,AIR
34200
6550-01-536-9505INTERCHANGEABLE
REAGENT SET,ANTIBODY DETECTION
34200
2815-01-646-8060INTERCHANGEABLE
ENGINE,DIESEL
34200

Frequently Asked Questions

What is NSN 3040-01-398-8527?

NSN 3040-01-398-8527 is a Plate,retaining,shaft, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-398-8527?

NSN 3040-01-398-8527 has 2 cross-referenced part numbers: 40056-1 PIECE 20 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 342-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 3040-01-398-8527?

There are 6 known substitutes for 3040-01-398-8527: 3110-00-156-5013, 5315-00-276-4088, 5920-00-462-3342 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 342-00?

Key specifications for 342-00: Material: COPPER ALLOY; Special Features: MATERIAL SPEC MIL-B-16541; Shape: ROUND; End Item Identification: TRAC REGULATOR CO INC,2.500 IN.TEMP. REGULATOR VALVE ASSEMBLY IN. 4 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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