PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63003Marker,tube Type

Faber-Castell Corp · NSN 7520-01-238-0979 · FSC 7520 · No Item Name Available
Verified by PartsTable
NSN 7520-01-238-0979 — this item is cataloged by the U.S. Government under National Stock Number 7520-01-238-0979. Primary manufacturer part number: 63003.
Features
  • Marker,tube Type — FSC 7520
  • Feed Type: CAPILLARY
  • Pocket Clip: PROVIDED
  • Refillable Feature: NOT INCLUDED
  • Ink Grade: FLUORESCENT
  • Tip Replaceability: NONREPLACEABLE
  • Ink Color: GREEN
  • Tip Type: FELT CHISEL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Marker,tube Type, cataloged under National Stock Number 7520-01-238-0979, is classified within Federal Supply Class 7520 (No Item Name Available) of the Office Supplies and Devices group. The primary manufacturer of record is Faber-Castell Corp. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7520-01-238-0979
Primary Part Number63003
Item NameMarker,tube Type
FSC / FSG7520 / 75 — No Item Name Available
ManufacturerFaber-Castell Corp
StatusACTIVE
Feed TypeCAPILLARY
Pocket ClipPROVIDED
Refillable FeatureNOT INCLUDED
Ink GradeFLUORESCENT
Tip ReplaceabilityNONREPLACEABLE
Ink ColorGREEN
Tip TypeFELT CHISEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
1650-00-221-43113H90036-103 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Lockheed Martin Corp
5975-00-266-1984 INTERCHANGEABLE
Ferrule,electrical Conduit
6685-00-272-226563003 INTERCHANGEABLE
Gage,pressure,dial Indicating
3d Instruments Llc. Dba Sierra Precision
8345-00-782-2174 INTERCHANGEABLE
Flag,national
5950-00-905-328763120 INTERCHANGEABLE
Transformer,power
Power Paragon Inc Dba Air Borne Power Div Airborne Power
5950-01-080-362063120 INTERCHANGEABLE
Reactor
L3harris Technologies, Inc Div Space & Airborne Systems
5330-01-162-06296300-3 INTERCHANGEABLE
Gasket
Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division
5120-01-335-1236 INTERCHANGEABLE
Wrench,box and Open End,combinat
6780-01-572-87366-3003 INTERCHANGEABLE
Accessory Kit,photographic
Armor Holdings Forensics L.l.c. Dba Nik Public Safety
6120-01-621-758663120 INTERCHANGEABLE
Power Supply
Professional Mariner Inc
Cross-Reference Index
Part NumberManufacturer
63003 Faber-Castell Corp (USA)
NBP0222 General Services Administration Federal Supply Service (USA)
63120 George W. Allen Co., Inc. (USA)
63120 Eberhard Faber Inc (USA)
Related Parts
1650-00-221-4311INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
3H90036-103
5975-00-266-1984INTERCHANGEABLE
FERRULE,ELECTRICAL CONDUIT
6685-00-272-2265INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
63003
8345-00-782-2174INTERCHANGEABLE
FLAG,NATIONAL
5950-00-905-3287INTERCHANGEABLE
TRANSFORMER,POWER
63120
5950-01-080-3620INTERCHANGEABLE
REACTOR
63120
5330-01-162-0629INTERCHANGEABLE
GASKET
6300-3
5120-01-335-1236INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
6780-01-572-8736INTERCHANGEABLE
ACCESSORY KIT,PHOTOGRAPHIC
6-3003
6120-01-621-7586INTERCHANGEABLE
POWER SUPPLY
63120

Frequently Asked Questions

What is NSN 7520-01-238-0979?

NSN 7520-01-238-0979 is a Marker,tube Type, manufactured by Faber-Castell Corp, classified under FSC 7520 (No Item Name Available). Status: active.

What are the part numbers for NSN 7520-01-238-0979?

NSN 7520-01-238-0979 has 4 cross-referenced part numbers: 63003 (Faber-Castell Corp), NBP0222 (General Services Administration Federal Supply Service), 63120 (George W. Allen Co., Inc.), 63120 (Eberhard Faber Inc).

What NSN replaces 7520-01-238-0979?

There are 10 known substitutes for 7520-01-238-0979: 1650-00-221-4311, 5975-00-266-1984, 6685-00-272-2265 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63003?

Key specifications for 63003: Feed Type: CAPILLARY; Pocket Clip: PROVIDED; Refillable Feature: NOT INCLUDED; Ink Grade: FLUORESCENT. 8 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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