The Knob, cataloged under National Stock Number 5355-00-817-7593, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Waltham Aircraft Clock Corp. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5355-00-817-7593 |
| Primary Part Number | 200527 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Waltham Aircraft Clock Corp |
| Status | ACTIVE |
| Shank Diameter | 0.0071 INCHES NOMINAL IN |
| Distance From Hole Center to Knob/skirt Base | 0.0043 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.0132 INCHES NOMINAL IN |
| Shank Length | 0.0022 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.0111 INCHES NOMINAL IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.086 INCHES SCREW HOLE IN |
| Inside Diameter | 0.0023 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 56 SCREW HOLE |
| Material | COPPER ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Attachment Method | SETSCREWS |
| 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 |
|---|---|
| 200527 PRIMARY | Waltham Aircraft Clock Corp (USA) |
| Reference | Meaning |
|---|---|
| 200527 | 5/9 Secondary reference Waltham Clock Co Inc |
| 10117820 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5355-00-817-7593 is a Knob, manufactured by Waltham Aircraft Clock Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-817-7593 has 1 manufacturer part number on file: 200527 (Waltham Aircraft Clock Corp).
Key specifications for 200527: Shank Diameter: 0.0071 INCHES NOMINAL IN; Distance From Hole Center to Knob/skirt Base: 0.0043 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.0132 INCHES NOMINAL IN. 18 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.