The Gage Block Set, cataloged under National Stock Number 5210-00-243-2875, 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 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5210-00-243-2875 |
| Primary Part Number | RS43.A1 |
| Item Name | Gage Block Set |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | L.s. Starrett Company (the) Div Tool Division |
| Status | ACTIVE |
| Component Quantity | 43 |
| Nonsupply Items and Quantities | CONTAINS 1 EA STEEL, RECTANGULAR, SOLID BLOCKS SIZE 0.10005 IN., 0.1001 THRU 0.1009, 0.101 THRU 0.109, 0.110 THRU 0.190, 0.100 THRU 0.900, 1.000 THRU 4.000 IN.; 2 EA CHROMIUM CARBIDE, RECTANGULAR, SOLID BLOCKS SIZE 0.100 IN. (WEAR BLOCKS); WEBBER GRADE A1, FEDERAL GRADE 2 IN |
| Furnished Items | CASE |
| 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 |
|---|---|
| RS43.A1 PRIMARY | L.s. Starrett Company (the) Div Tool Division (USA) |
| Reference | Meaning |
|---|---|
| GGG-G-15 | 5/9 Secondary reference U.S. Government activity |
| GGG-G-15 ST1GR2CL1 | 5/9 Secondary reference U.S. Government activity |
NSN 5210-00-243-2875 is a Gage Block Set, manufactured by L.s. Starrett Company (the) Div Tool Division, classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-00-243-2875 has 1 manufacturer part number on file: RS43.A1 (L.s. Starrett Company (the) Div Tool Division).
Key specifications for RS43.A1: Component Quantity: 43; Nonsupply Items and Quantities: CONTAINS 1 EA STEEL, RECTANGULAR, SOLID BLOCKS SIZE 0.10005 IN., 0.1001 THRU 0.1009, 0.101 THRU 0.109, 0.110 THRU 0.190, 0.100 THRU 0.900, 1.000 THRU 4.000 IN.; 2 EA CHROMIUM CARBIDE, RECTANGULAR, SOLID BLOCKS SIZE 0.100 IN. (WEAR BLOCKS); WEBBER GRADE A1, FEDERAL GRADE 2 IN; Furnished Items: CASE. 3 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.