PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

E-8 370Cutter Bit,tool Holder

Seco Tools, Llc Dba Seco · NSN 3455-00-019-4343 · FSC 3455 · No Item Name Available
Verified by PartsTable
NSN 3455-00-019-4343 — this item is cataloged by the U.S. Government under National Stock Number 3455-00-019-4343. Primary manufacturer part number: E-8 370.
Features
  • Cutter Bit,tool Holder — FSC 3455
  • Edge Type: THREADING
  • Material: CARBIDE
  • Specification/standard Data: 80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Cutting Edge Finish: GROUND TO SHAPE
  • Overall Thickness: 0.500 INCHES NOMINAL IN
  • Material Location: TIP
  • Material Type for Which Designed: FERROUS METAL OR NONFERROUS METAL
Applications
  • Applications requiring Carbide construction
General Description

The Cutter Bit,tool Holder, cataloged under National Stock Number 3455-00-019-4343, is classified within Federal Supply Class 3455 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Seco Tools, Llc Dba Seco. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3455-00-019-4343
Primary Part NumberE-8 370
Item NameCutter Bit,tool Holder
FSC / FSG3455 / 34 — No Item Name Available
ManufacturerSeco Tools, Llc Dba Seco
StatusACTIVE
Edge TypeTHREADING
MaterialCARBIDE
Specification/standard Data80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Cutting Edge FinishGROUND TO SHAPE
Overall Thickness0.500 INCHES NOMINAL IN
Material LocationTIP
Material Type for Which DesignedFERROUS METAL OR NONFERROUS METAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1680-00-816-8285E8499 INTERCHANGEABLE
Coupling,drive
Whippany Actuation Systems, Llc
5360-01-119-48487071400 INTERCHANGEABLE
Spring
Alfa Laval Inc
5930-01-162-724470714 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5325-01-182-8922 INTERCHANGEABLE
Ring,retaining
5330-01-213-452870714 INTERCHANGEABLE
Seal
Eaton Corporation Dba Eaton Inoac Div Eaton
1670-01-416-6953E8370 INTERCHANGEABLE
Canopy,personnel Parachute
Para-Gear Equipment Co
5310-01-479-055212759-00215 INTERCHANGEABLE
Nut,plain,hexagon
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
E-8/499 Hertel Cutting Technologies Inc (USA)
E-8 370 PRIMARY Seco Tools, Llc Dba Seco (USA)
B212.1 FIGURE 7 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
B212.1 E-8 FIGURE 7 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
70714 Morse Cutting Tools Div of Morse Cutting Tool Corp (USA)
E8-AN6 American National Carbide Co (USA)
E8 VC-5 Valenite Inc (USA)
Related Parts
1680-00-816-8285INTERCHANGEABLE
COUPLING,DRIVE
E8499
5360-01-119-4848INTERCHANGEABLE
SPRING
7071400
5930-01-162-7244INTERCHANGEABLE
SWITCH,FLOW
70714
5325-01-182-8922INTERCHANGEABLE
RING,RETAINING
5330-01-213-4528INTERCHANGEABLE
SEAL
70714
1670-01-416-6953INTERCHANGEABLE
CANOPY,PERSONNEL PARACHUTE
E8370
5310-01-479-0552INTERCHANGEABLE
NUT,PLAIN,HEXAGON
12759-00215

Frequently Asked Questions

What is NSN 3455-00-019-4343?

NSN 3455-00-019-4343 is a Cutter Bit,tool Holder, manufactured by Seco Tools, Llc Dba Seco, classified under FSC 3455 (No Item Name Available). Status: active.

What are the part numbers for NSN 3455-00-019-4343?

NSN 3455-00-019-4343 has 7 cross-referenced part numbers: E-8/499 (Hertel Cutting Technologies Inc), E-8 370 (Seco Tools, Llc Dba Seco), B212.1 FIGURE 7 (American National Standards Institute Incorporated Dba American National Standards Institute), B212.1 E-8 FIGURE 7 (American National Standards Institute Incorporated Dba American National Standards Institute), 70714 (Morse Cutting Tools Div of Morse Cutting Tool Corp) and 2 more.

What NSN replaces 3455-00-019-4343?

There are 7 known substitutes for 3455-00-019-4343: 1680-00-816-8285, 5360-01-119-4848, 5930-01-162-7244 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of E-8 370?

Key specifications for E-8 370: Edge Type: THREADING; Material: CARBIDE; Specification/standard Data: 80204-B212.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Special Features: MATERIAL IAW MIL-STD-982 GRADE X-5. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com