PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7520-00-935-0979Marker,tube Type

National Industries for the Blind · NSN 7520-00-935-0979 · FSC 7520 · No Item Name Available
Verified by PartsTable
Features
  • Marker,tube Type — FSC 7520
  • Ink Color: BROWN
  • Refillable Feature: NOT INCLUDED
  • Ink Grade: WASHABLE WATER BASE
  • Feed Type: CAPILLARY
  • Tip Type: FINE
  • Tip Replaceability: NONREPLACEABLE
  • Pocket Clip: PROVIDED
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Marker,tube Type, cataloged under National Stock Number 7520-00-935-0979, is classified within Federal Supply Class 7520 (No Item Name Available) of the Office Supplies and Devices group. The primary manufacturer of record is National Industries for the Blind. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN7520-00-935-0979
Primary Part Number7520-00-935-0979
Item NameMarker,tube Type
FSC / FSG7520 / 75 — No Item Name Available
ManufacturerNational Industries for the Blind
StatusCANCELLED
Ink ColorBROWN
Refillable FeatureNOT INCLUDED
Ink GradeWASHABLE WATER BASE
Feed TypeCAPILLARY
Tip TypeFINE
Tip ReplaceabilityNONREPLACEABLE
Pocket ClipPROVIDED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
7520-00-043-34087520-00-043-3408 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
7520-00-904-12657520-00-904-1265 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
7520-00-904-12667520-00-904-1266 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
7520-00-904-12677520-00-904-1267 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
7520-00-904-12687520-00-904-1268 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
7520-00-935-09807520-00-935-0980 INTERCHANGEABLE
Marker,tube Type
National Industries for the Blind
Cross-Reference Index
Part NumberManufacturer
GG-M-001130 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
7520-00-935-0979 PRIMARY National Industries for the Blind (USA)
A-A-2778 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
7520-00-043-3408INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-043-3408
7520-00-904-1265INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-904-1265
7520-00-904-1266INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-904-1266
7520-00-904-1267INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-904-1267
7520-00-904-1268INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-904-1268
7520-00-935-0980INTERCHANGEABLE
MARKER,TUBE TYPE
7520-00-935-0980

Frequently Asked Questions

What is NSN 7520-00-935-0979?

NSN 7520-00-935-0979 is a Marker,tube Type, manufactured by National Industries for the Blind, classified under FSC 7520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 7520-00-935-0979?

NSN 7520-00-935-0979 has 3 cross-referenced part numbers: GG-M-001130 (Federal Specifications Promulgated by General Services Administration Washington DC), 7520-00-935-0979 (National Industries for the Blind), A-A-2778 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 7520-00-935-0979?

There are 6 known substitutes for 7520-00-935-0979: 7520-00-043-3408, 7520-00-904-1265, 7520-00-904-1266 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7520-00-935-0979?

Key specifications for 7520-00-935-0979: Ink Color: BROWN; Refillable Feature: NOT INCLUDED; Ink Grade: WASHABLE WATER BASE; Feed Type: CAPILLARY. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 7520-00-935-0979 still in active supply?

NSN 7520-00-935-0979 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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