The Dial,control, cataloged under National Stock Number 5355-00-703-8321, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Bi Technologies Corporation Div Bi Technologies Corp.. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-703-8321 |
| Primary Part Number | SRB128 |
| Item Name | Dial,control |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Bi Technologies Corporation Div Bi Technologies Corp. |
| Status | ACTIVE |
| Positioning Mechanism Type | KNOB |
| Knob Portion Diameter | 1.130 INCHES NOMINAL IN |
| Drive Type | GEAR |
| Drive Ratio | 15.0 SINGLE |
| Style Designator | ROUND W/KNOB |
| Outside Diameter | 1.810 INCHES NOMINAL IN |
| Scale Type | LINEAR SINGLE SCALE |
| Scale Division Quantity | 20 SINGLE SCALE |
| Height | 1.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| SRB128 PRIMARY | Bi Technologies Corporation Div Bi Technologies Corp. (USA) |
| Reference | Meaning |
|---|---|
| 723899-186 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5355-00-703-8321 is a Dial,control, manufactured by Bi Technologies Corporation Div Bi Technologies Corp., classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-703-8321 has 1 manufacturer part number on file: SRB128 (Bi Technologies Corporation Div Bi Technologies Corp.).
Key specifications for SRB128: Positioning Mechanism Type: KNOB; Knob Portion Diameter: 1.130 INCHES NOMINAL IN; Drive Type: GEAR; Drive Ratio: 15.0 SINGLE. 10 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.