PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WT163M1Marker,tube Type

Abb Installation Products Inc · NSN 7520-01-003-2435 · FSC 7520 · No Item Name Available
Verified by PartsTable
NSN 7520-01-003-2435 — this item is cataloged by the U.S. Government under National Stock Number 7520-01-003-2435. Primary manufacturer part number: WT163M1.
Features
  • Marker,tube Type — FSC 7520
  • Pocket Clip: PROVIDED
  • Ink Color: BLACK
  • Tip Type: FINE
  • Ink Grade: ANY ACCEPTABLE
  • Tip Replaceability: NONREPLACEABLE
  • Refillable Feature: NOT INCLUDED
  • Feed Type: GRAVITY
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Marker,tube Type, cataloged under National Stock Number 7520-01-003-2435, is classified within Federal Supply Class 7520 (No Item Name Available) of the Office Supplies and Devices group. The primary manufacturer of record is Abb Installation Products Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7520-01-003-2435
Primary Part NumberWT163M1
Item NameMarker,tube Type
FSC / FSG7520 / 75 — No Item Name Available
ManufacturerAbb Installation Products Inc
StatusACTIVE
Pocket ClipPROVIDED
Ink ColorBLACK
Tip TypeFINE
Ink GradeANY ACCEPTABLE
Tip ReplaceabilityNONREPLACEABLE
Refillable FeatureNOT INCLUDED
Feed TypeGRAVITY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
7520-00-162-6178EPI1031 INTERCHANGEABLE
Sharpener,pencil
X-Acto
4470-01-252-7466 INTERCHANGEABLE
Pen,marking,special
Cross-Reference Index
Part NumberManufacturer
WT163M1 Abb Installation Products Inc (USA)
Related Parts
7520-00-162-6178INTERCHANGEABLE
SHARPENER,PENCIL
EPI1031
4470-01-252-7466INTERCHANGEABLE
PEN,MARKING,SPECIAL

Frequently Asked Questions

What is NSN 7520-01-003-2435?

NSN 7520-01-003-2435 is a Marker,tube Type, manufactured by Abb Installation Products Inc, classified under FSC 7520 (No Item Name Available). Status: active.

What are the part numbers for NSN 7520-01-003-2435?

NSN 7520-01-003-2435 has 1 cross-referenced part number: WT163M1 (Abb Installation Products Inc).

What NSN replaces 7520-01-003-2435?

There are 2 known substitutes for 7520-01-003-2435: 7520-00-162-6178, 4470-01-252-7466. Verify interchangeability with system specifications before substitution.

What are the specifications of WT163M1?

Key specifications for WT163M1: Pocket Clip: PROVIDED; Ink Color: BLACK; Tip Type: FINE; Ink Grade: ANY ACCEPTABLE. 7 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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