The Marker,tube Type, cataloged under National Stock Number 7520-01-287-0644, is classified within Federal Supply Class 7520 (Office Devices and Accessories) of the Office Supplies and Devices group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
7520-01-287-0644
Item Name
Marker,tube Type
FSC / FSG
7520 / 75 — Office Devices and Accessories
Status
ACTIVE
Refillable Feature
NOT INCLUDED
Ink Grade
ANY ACCEPTABLE
Ink Color
BLACK
Tip Type
FINE
Pocket Clip
NOT PROVIDED
Tip Replaceability
NONREPLACEABLE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
P1224-1
3/9Design control — primary reference
American Scientific Products
88-8-8-100 DDB
5/1Secondary reference
Air Force Medical Logistics Office
No interchangeability data on file.
Other items in FSC 7520 — Office Devices and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
7520-00-004-0404
7520-00-004-0404 · Item name not on file
7520-00-004-6384
7520-00-004-6384 · Item name not on file
7520-00-005-2088
7520-00-005-2088 · Item name not on file
7520-00-006-9100
7520-00-006-9100 · Item name not on file
7520-00-015-0433
7520-00-015-0433 · Item name not on file
7520-00-016-5547
7520-00-016-5547 · Item name not on file
7520-00-018-2183
PEN,RECORDING
7520-00-020-1397
7520-00-020-1397 · Item name not on file
Frequently Asked Questions
What is NSN 7520-01-287-0644?
NSN 7520-01-287-0644 is a Marker,tube Type, classified under FSC 7520, Office Devices and Accessories. Status: active.
What are the specifications of 7520-01-287-0644?
Key specifications for 7520-01-287-0644: Refillable Feature: NOT INCLUDED; Ink Grade: ANY ACCEPTABLE; Ink Color: BLACK; Tip Type: FINE. 6 specifications are documented in the U.S. Government catalog.
Is NSN 7520-01-287-0644 hazardous material?
No hazard code in the DLA record (HMIC N). 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.