The Straightedge, cataloged under National Stock Number 5210-00-405-1690, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5210-00-405-1690 |
| Primary Part Number | 385-48 |
| Item Name | Straightedge |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | L.s. Starrett Company (the) Div Tool Division |
| Status | ACTIVE |
| Length | 48.000 INCHES NOMINAL IN |
| Edge Type | BEVELED OR SQUARE |
| Maximum Width | 2.656 INCHES IN |
| Straight Edge Location | BOTH SIDES |
| Heat Treatment | SEMIHARDENED |
| Graduations | NOT INCLUDED |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| Unit Type | MACHINIST |
| Drafting Machine Chuck | NOT PROVIDED |
| Material | STEEL |
| Thickness | 0.250 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 |
|---|---|
| 385-48 PRIMARY | L.s. Starrett Company (the) Div Tool Division (USA) |
| Reference | Meaning |
|---|---|
| MILS15769 | 4/1 Identification reference U.S. Government activity |
| 385 | 5/9 Secondary reference L.s. Starrett Company (the) Div Tool Division |
NSN 5210-00-405-1690 is a Straightedge, manufactured by L.s. Starrett Company (the) Div Tool Division, classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-00-405-1690 has 1 manufacturer part number on file: 385-48 (L.s. Starrett Company (the) Div Tool Division).
2 possible matches (shared part number, not a government interchangeability claim): 5210-00-641-0098, 5120-01-160-1307. Verify interchangeability with system specifications before substitution.
Key specifications for 385-48: Length: 48.000 INCHES NOMINAL IN; Edge Type: BEVELED OR SQUARE; Maximum Width: 2.656 INCHES IN; Straight Edge Location: BOTH SIDES. 11 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.