The Indicator,dial, cataloged under National Stock Number 5210-00-640-0953, is classified within Federal Supply Class 5210 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Mahr Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5210-00-640-0953 |
| Primary Part Number | 321 |
| Item Name | Indicator,dial |
| FSC / FSG | 5210 / 52 — No Item Name Available |
| Manufacturer | Mahr Inc |
| Status | ACTIVE |
| Lifting Lever | NOT INCLUDED |
| Tell-Tale Hand | INCLUDED |
| Overall Diameter | 2.750 INCHES MINIMUM IN |
| Dial Marking | 0-5-0 |
| Contact Point Location | RIM |
| Cushioned Movement Feature | INCLUDED |
| Bearing Type | JEWEL |
| Dial Setting Type | ADJUSTABLE |
| Graduation Unit | 0.00010 INCHES IN |
| Contact Point Style Designator | REGULAR |
| Mounting Style | LUG ON CENTER |
| Contact Point Action Type | PLUNGER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 321 PRIMARY | Mahr Inc (USA) |
| MIL-I-18422 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-2348 TYAST1GR3 | General Services Administration Federal Supply Service (USA) |
| MIL-I-18422 TY1STASZ3 | General Services Administration Federal Supply Service (USA) |
| A-A-2348 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| D2I | Mahr Inc (USA) |
NSN 5210-00-640-0953 is a Indicator,dial, manufactured by Mahr Inc, classified under FSC 5210 (No Item Name Available). Status: active.
NSN 5210-00-640-0953 has 6 cross-referenced part numbers: 321 (Mahr Inc), MIL-I-18422 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), A-A-2348 TYAST1GR3 (General Services Administration Federal Supply Service), MIL-I-18422 TY1STASZ3 (General Services Administration Federal Supply Service), A-A-2348 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 1 more.
There are 12 known substitutes for 5210-00-640-0953: 5210-00-177-4191, 5210-00-223-9648, 5210-00-241-3614 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 321: Lifting Lever: NOT INCLUDED; Tell-Tale Hand: INCLUDED; Overall Diameter: 2.750 INCHES MINIMUM IN; Dial Marking: 0-5-0. 12 total characteristics are documented in the Federal Logistics Information System.