The Rule,machinist's, cataloged under National Stock Number 5210-01-675-7908, is classified within Federal Supply Class 5210 (Measuring Tools, Craftsmen's) of the Measuring Tools group. The manufacturer of record is L.s. Starrett Company (the) Div Tool Division. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5210-01-675-7908 |
| Primary Part Number | C303SR-6 |
| Item Name | Rule,machinist's |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | L.s. Starrett Company (the) Div Tool Division |
| Status | ACTIVE |
| Edge Smallest Graduation Unit | 1/64 INCH AND 1/50 INCH AND 1/32 INCH AND 1/10 INCH IN |
| Length | 6.000 INCHES IN |
| Width | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.020 INCHES NOMINAL IN |
| 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 |
|---|---|
| C303SR-6 PRIMARY | L.s. Starrett Company (the) Div Tool Division (USA) |
| Reference | Meaning |
|---|---|
| A25003-29 | 5/2 Secondary reference U.S. Government activity |
NSN 5210-01-675-7908 is a Rule,machinist's, manufactured by L.s. Starrett Company (the) Div Tool Division, classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-01-675-7908 has 1 manufacturer part number on file: C303SR-6 (L.s. Starrett Company (the) Div Tool Division).
Key specifications for C303SR-6: Edge Smallest Graduation Unit: 1/64 INCH AND 1/50 INCH AND 1/32 INCH AND 1/10 INCH IN; Length: 6.000 INCHES IN; Special Features: SEMI-FLEXIBLE; SATIN CHROME FINISH; Width: 0.750 INCHES NOMINAL IN. 5 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.