The Dial,scale, cataloged under National Stock Number 5355-00-026-9472, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Naval Air Warfare Center Aircraft Div. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-026-9472 |
| Primary Part Number | 57A11C21 |
| Item Name | Dial,scale |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| Style Designator | ROUND |
| Mounting Hole Diameter | 0.562 INCHES NOMINAL IN |
| Outside Diameter | 2.116 INCHES NOMINAL IN |
| Scale Type | LINEAR SINGLE SCALE |
| Scale Division Quantity | 20 SINGLE SCALE |
| Material | PLASTIC DIAL |
| 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 |
|---|---|
| 57A11C21 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| 57A11C21 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 57A11C21 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 506-8979-002 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| M1360 | 5/9 Secondary reference Dahlberg Co |
NSN 5355-00-026-9472 is a Dial,scale, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-026-9472 has 2 manufacturer part numbers on file: 57A11C21 (Naval Air Warfare Center Aircraft Div), 57A11C21 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
1 possible match (shared part number, not a government interchangeability claim): 6105-01-325-5501. Verify interchangeability with system specifications before substitution.
Key specifications for 57A11C21: Style Designator: ROUND; Mounting Hole Diameter: 0.562 INCHES NOMINAL IN; Outside Diameter: 2.116 INCHES NOMINAL IN; Scale Type: LINEAR SINGLE SCALE. 6 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.