The Rule,machinist's, cataloged under National Stock Number 5210-00-362-5100, is classified within Federal Supply Class 5210 (Measuring Tools, Craftsmen's) of the Measuring Tools group. The manufacturer of record is Fred V. Fowler Company, L.l.c.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5210-00-362-5100 |
| Primary Part Number | 52-380-100 |
| Item Name | Rule,machinist's |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | Fred V. Fowler Company, L.l.c. |
| Status | ACTIVE |
| Tapered End | NOT INCLUDED |
| Reading Direction | RIGHT |
| Edge Smallest Graduation Unit | 1/64 INCH AND 1.0 MILLIMETER MM |
| Length | 6.000 INCHES IN |
| Beveled Edge | NOT INCLUDED |
| Width | 0.469 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 |
|---|---|
| 6C300 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| 52-380-100 PRIMARY | Fred V. Fowler Company, L.l.c. (USA) |
| 4KU97 | Westward Tools (CAN) |
| 950-300 | Mitutoyo Corporation (JPN) |
| 300ME PRIMARY | General Tools Manufacturing Co., Llc. (USA) |
| Reference | Meaning |
|---|---|
| 950-300 | 5/9 Secondary reference Mitutoyo |
| 24-1702-00 | 5/9 Secondary reference S-T Industries, Inc. |
NSN 5210-00-362-5100 is a Rule,machinist's, manufactured by Fred V. Fowler Company, L.l.c., classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-00-362-5100 has 5 manufacturer part numbers on file: 6C300 (W.w. Grainger, Inc. Div Government Sales Division), 52-380-100 (Fred V. Fowler Company, L.l.c.), 4KU97 (Westward Tools), 950-300 (Mitutoyo Corporation), 300ME (General Tools Manufacturing Co., Llc.).
2 possible matches (shared part number, not a government interchangeability claim): 5342-00-561-0110, 5210-01-513-5248. Verify interchangeability with system specifications before substitution.
Key specifications for 52-380-100: Tapered End: NOT INCLUDED; Reading Direction: RIGHT; Edge Smallest Graduation Unit: 1/64 INCH AND 1.0 MILLIMETER MM; Length: 6.000 INCHES IN. 8 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.