The Lead,pencil,graphite, cataloged under National Stock Number 7510-01-131-9230, is classified within Federal Supply Class 7510 (Office Supplies) of the Office Supplies and Devices group. The manufacturer of record is Keuffel and Esser Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 7510-01-131-9230 |
| Primary Part Number | 580418(300) |
| Item Name | Lead,pencil,graphite |
| FSC / FSG | 7510 / 75 — Office Supplies |
| Manufacturer | Keuffel and Esser Co |
| Status | ACTIVE |
| Hardness Designation | HB |
| Length | 60.0 MILLIMETERS MM |
| Lead Type | GENERAL PURPOSE |
| Diameter | 0.3 MILLIMETERS MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 580418(300) | Keuffel and Esser Co (USA) |
| Reference | Meaning |
|---|---|
| 7510-01-131-9230 | 3/2 Design control — primary reference U.S. Government activity |
| A-A-1828 TY1 | 5/1 Secondary reference U.S. Government activity |
| 300HB | 5/9 Secondary reference Pentel of America Ltd |
| A-A-1828 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
NSN 7510-01-131-9230 is a Lead,pencil,graphite, manufactured by Keuffel and Esser Co, classified under FSC 7510, Office Supplies. Status: active.
NSN 7510-01-131-9230 has 1 manufacturer part number on file: 580418(300) (Keuffel and Esser Co).
4 possible matches (shared part number, not a government interchangeability claim): 7510-01-147-5945, 7510-01-309-5986, 7510-01-317-6421. Verify interchangeability with system specifications before substitution.
Key specifications for 580418(300): Hardness Designation: HB; Length: 60.0 MILLIMETERS MM; Lead Type: GENERAL PURPOSE; Diameter: 0.3 MILLIMETERS MM. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.