The Protractor,propeller, cataloged under National Stock Number 5210-01-484-9307, is classified within Federal Supply Class 5210 (Measuring Tools, Craftsmen's) of the Measuring Tools group. The manufacturer of record is Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co.. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5210-01-484-9307 |
| Primary Part Number | 23-1990 |
| Item Name | Protractor,propeller |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co. |
| Status | ACTIVE |
| General Characteristics Item Description | 4-WAY; MEASURES ANGLES DIRECTLY BETWEEN ANY TWO PLANES OR ANY NUMBER OF PLANES, SUCH AS SETTING A DETACHABLE BLADE TYPE PROPELLER ON AN AIRPLANE; CIRCLE AND PLATE VIAL ARE ACCURATE TO 45 MINUTES PER 2MM; VERNIER READS TO 6 MINUTES AND CAN BE SET TO READ ANGLES AT ANY POSITION MM |
| 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 |
|---|---|
| 23-1990 PRIMARY | Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co. (USA) |
NSN 5210-01-484-9307 is a Protractor,propeller, manufactured by Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co., classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-01-484-9307 has 1 manufacturer part number on file: 23-1990 (Warren Industries Inc Dba Warren Industries Inc Div Warren-Knight Instrument Co. and N. Amer. Survey Supply Co.).
Key specifications for 23-1990: General Characteristics Item Description: 4-WAY; MEASURES ANGLES DIRECTLY BETWEEN ANY TWO PLANES OR ANY NUMBER OF PLANES, SUCH AS SETTING A DETACHABLE BLADE TYPE PROPELLER ON AN AIRPLANE; CIRCLE AND PLATE VIAL ARE ACCURATE TO 45 MINUTES PER 2MM; VERNIER READS TO 6 MINUTES AND CAN BE SET TO READ ANGLES AT ANY POSITION MM. 1 specification is 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.