The Gage,firing Pin Protrusion, cataloged under National Stock Number 5220-01-503-0006, is classified within Federal Supply Class 5220 (Inspection Gages and Precision Layout Tools) of the Measuring Tools group. The manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Gage,firing Pin Protrusion |
| FSC / FSG | 5220 — Inspection Gages and Precision Layout Tools (FSG 52) |
| Manufacturers | Charles Reed Knight Jr Dba Knight's Armament Company (CAGE 1S002) |
| Parameter | Value |
|---|---|
| NSN | 5220-01-503-0006 |
| Primary Part Number | 10913 |
| Item Name | Gage,firing Pin Protrusion |
| FSC / FSG | 5220 / 52 — Inspection Gages and Precision Layout Tools |
| Manufacturer | Charles Reed Knight Jr Dba Knight's Armament Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 10913 PRIMARY | Charles Reed Knight Jr Dba Knight's Armament Company (USA) |
| Reference | Meaning |
|---|---|
| 5220PL1998889 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5220-01-503-0006 is a Gage,firing Pin Protrusion, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 5220, Inspection Gages and Precision Layout Tools. Status: active.
NSN 5220-01-503-0006 has 1 manufacturer part number on file: 10913 (Charles Reed Knight Jr Dba Knight's Armament Company).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5220-01-503-0006 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.