The Pointer,dial, cataloged under National Stock Number 5355-00-668-1559, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is The Chelsea Clock Llc. Government technical data includes 6 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 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 | 5355-00-668-1559 |
| Primary Part Number | 7778 |
| Item Name | Pointer,dial |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | The Chelsea Clock Llc |
| Status | ACTIVE |
| Length | 4.000 INCHES NOMINAL IN |
| Material Transparency | OPAQUE |
| Mounting Hole Diameter | 0.188 INCHES NOMINAL IN |
| Width | 0.438 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Attachment Method | HOLE |
| 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 |
|---|---|
| 7778 PRIMARY | The Chelsea Clock Llc (USA) |
NSN 5355-00-668-1559 is a Pointer,dial, manufactured by The Chelsea Clock Llc, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-668-1559 has 1 manufacturer part number on file: 7778 (The Chelsea Clock Llc).
2 possible matches (shared part number, not a government interchangeability claim): 2530-01-356-3656, 5325-01-412-5998. Verify interchangeability with system specifications before substitution.
Key specifications for 7778: Length: 4.000 INCHES NOMINAL IN; Material Transparency: OPAQUE; Mounting Hole Diameter: 0.188 INCHES NOMINAL IN; Width: 0.438 INCHES NOMINAL IN. 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.