The Marker,tube Type, cataloged under National Stock Number 7520-01-207-4139, is classified within Federal Supply Class 7520 (Office Devices and Accessories) of the Office Supplies and Devices group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
7520-01-207-4139
Item Name
Marker,tube Type
FSC / FSG
7520 / 75 — Office Devices and Accessories
Status
ACTIVE
Ink Color
WHITE
Tip Type
FELT ROUND
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Hazardous per DLA record (HMIC Y)
Criticality Code
X
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
7520-01-207-4160PX-20 BLACKPOSSIBLE MATCH
MARKER,TUBE TYPE
Possible match (shared part number)Faber Castell Corp
7520-01-207-4161POSSIBLE MATCH
MARKER,TUBE TYPE
Possible match (shared part number)
7520-01-207-4165POSSIBLE MATCH
MARKER,TUBE TYPE
Possible match (shared part number)
7520-01-238-8043POSSIBLE MATCH
MARKER,TUBE TYPE
Possible match (shared part number)
7520-01-343-4416POSSIBLE MATCH
MARKER,TUBE TYPE
Possible match (shared part number)
5220-01-414-6975POSSIBLE MATCH
GAGE,THICKNESS,ELECTRONIC
Possible match (shared part number)
5940-01-582-58666361-3POSSIBLE MATCH
TERMINAL JUNCTION BLOCK,SECTIONA
Possible match (shared part number)Edro Corporation, the Dba Edro Corp
6695-01-604-1199063613POSSIBLE MATCH
INDICATOR,POSITION
Possible match (shared part number)Hamilton Jet, Inc.
6625-01-669-099463613POSSIBLE MATCH
TEST SET,COMPUTER
Possible match (shared part number)Power Test, Llc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
63613
3/9Design control — primary reference
Eberhard Faber Inc
PX-20 WHITE
5/9Secondary reference
U.S. Government activity
PX-20
5/9Secondary reference
U.S. Government activity
PX-20
5/9Secondary reference
Eberhard Faber Inc
63613
5/9Secondary reference
U.S. Government activity
A-A-2960
4/1Identification reference
Federal Commercial Item Description Promulgated by General Services Administration Washington DC
PX-20 WHITE
5/9Secondary reference
Eberhard Faber Inc
SAN63613
3/2Design control — primary reference
U.S. Government activity
Related Parts
7520-01-207-4160POSSIBLE MATCH
MARKER,TUBE TYPE
PX-20 BLACK
7520-01-207-4161POSSIBLE MATCH
MARKER,TUBE TYPE
7520-01-207-4165POSSIBLE MATCH
MARKER,TUBE TYPE
7520-01-238-8043POSSIBLE MATCH
MARKER,TUBE TYPE
7520-01-343-4416POSSIBLE MATCH
MARKER,TUBE TYPE
5220-01-414-6975POSSIBLE MATCH
GAGE,THICKNESS,ELECTRONIC
5940-01-582-5866POSSIBLE MATCH
TERMINAL JUNCTION BLOCK,SECTIONA
6361-3
6695-01-604-1199POSSIBLE MATCH
INDICATOR,POSITION
063613
6625-01-669-0994POSSIBLE MATCH
TEST SET,COMPUTER
63613
Frequently Asked Questions
What is NSN 7520-01-207-4139?
NSN 7520-01-207-4139 is a Marker,tube Type, classified under FSC 7520, Office Devices and Accessories. Status: active.
What NSN replaces 7520-01-207-4139?
9 possible matches (shared part number, not a government interchangeability claim): 7520-01-207-4160, 7520-01-207-4161, 7520-01-207-4165. Verify interchangeability with system specifications before substitution.
What are the specifications of 7520-01-207-4139?
Key specifications for 7520-01-207-4139: Ink Color: WHITE; Tip Type: FELT ROUND; Special Features: QUICK-DRYING OIL BASE PAINT,MARKS OPAQUE AND GLOSSY ON ALMOST ANY SURFACE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 7520-01-207-4139 hazardous material?
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.