The Pen,recording, cataloged under National Stock Number 7520-00-899-0907, is classified within Federal Supply Class 7520 (Office Devices and Accessories) of the Office Supplies and Devices group. The manufacturer of record is Aarongraphics Llc Dba Aarongraphics. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7520-00-899-0907 |
| Primary Part Number | B4 |
| Item Name | Pen,recording |
| FSC / FSG | 7520 / 75 — Office Devices and Accessories |
| Manufacturer | Aarongraphics Llc Dba Aarongraphics |
| Status | ACTIVE |
| Pen Point Type | BALL |
| Mounting Configuration | MOUNTED BY INSERTING OPEN ENDIN PEN ASSEMBLY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B4 PRIMARY | Aarongraphics Llc Dba Aarongraphics (USA) |
| Reference | Meaning |
|---|---|
| W130 | 5/9 Secondary reference Calcomp Inc |
| B4 | 5/9 Secondary reference Calcomp Inc |
NSN 7520-00-899-0907 is a Pen,recording, manufactured by Aarongraphics Llc Dba Aarongraphics, classified under FSC 7520, Office Devices and Accessories. Status: active.
NSN 7520-00-899-0907 has 1 manufacturer part number on file: B4 (Aarongraphics Llc Dba Aarongraphics).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-443-2488, 6550-01-559-9679. Verify interchangeability with system specifications before substitution.
Key specifications for B4: Pen Point Type: BALL; Overall Length: 2.188 INCHES NOMINAL IN; Special Features: BLACK INK,DESIGNED AS ACCESSORY TO PLOTTER; Mounting Configuration: MOUNTED BY INSERTING OPEN ENDIN PEN ASSEMBLY. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.