The Caliper,dial, cataloged under National Stock Number 5210-01-457-3179, 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 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5210-01-457-3179 |
| Primary Part Number | 120A-6 |
| Item Name | Caliper,dial |
| FSC / FSG | 5210 / 52 — Measuring Tools, Craftsmen's |
| Manufacturer | L.s. Starrett Company (the) Div Tool Division |
| Status | ACTIVE |
| Measurement System | ENGLISH |
| Gaging Range | +0.000 TO 6.000 INCHES IN |
| Graduation Unit | 0.001 INCHES IN |
| Dial Face Color | WHITE |
| Furnished Items | CASE |
| Specific Use | INSIDE MEASUREMENT AND OUTSIDE MEASUREMENT AND DEPTH MEASUREMENT |
| Material | STEEL |
| 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 |
|---|---|
| 120A-6 PRIMARY | L.s. Starrett Company (the) Div Tool Division (USA) |
| 40185 | Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA) |
| 00940185000 | Sears, Roebuck and Co. Dba Sears Div Sears Commercial (USA) |
| Reference | Meaning |
|---|---|
| 9-40185 | 5/9 Secondary reference Sears, Roebuck and Co. Dba Sears Div Sears Commercial |
NSN 5210-01-457-3179 is a Caliper,dial, manufactured by L.s. Starrett Company (the) Div Tool Division, classified under FSC 5210, Measuring Tools, Craftsmen's. Status: active.
NSN 5210-01-457-3179 has 3 manufacturer part numbers on file: 120A-6 (L.s. Starrett Company (the) Div Tool Division), 40185 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial), 00940185000 (Sears, Roebuck and Co. Dba Sears Div Sears Commercial).
5 possible matches (shared part number, not a government interchangeability claim): 2640-01-566-0067, 5940-01-598-2519, 4440-01-606-1591. Verify interchangeability with system specifications before substitution.
Key specifications for 120A-6: Measurement System: ENGLISH; Gaging Range: +0.000 TO 6.000 INCHES IN; Graduation Unit: 0.001 INCHES IN; Dial Face Color: WHITE. 7 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.