The Knob, cataloged under National Stock Number 5355-00-899-0098, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Div Corp. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-899-0098 |
| Primary Part Number | 843640-3G1 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Raytheon Company Div Corp |
| Status | ACTIVE |
| Distance From Hole Center to Knob/skirt Base | 0.410 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 1.015 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.906 INCHES NOMINAL IN |
| Reference Marking | ARROW |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.138 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Skirt Design | NONDETACHABLE |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| 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 |
|---|---|
| 843640-3G1 | Raytheon Company Div Corp (USA) |
| Reference | Meaning |
|---|---|
| 8436401-3G1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 62-1-66 | 3/2 Design control — primary reference U.S. Government activity |
| 62-1-66 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 843640-3G1 | 5/2 Secondary reference U.S. Government activity |
NSN 5355-00-899-0098 is a Knob, manufactured by Raytheon Company Div Corp, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-899-0098 has 1 manufacturer part number on file: 843640-3G1 (Raytheon Company Div Corp).
1 possible match (shared part number, not a government interchangeability claim): 5510-01-670-8253. Verify interchangeability with system specifications before substitution.
Key specifications for 843640-3G1: Distance From Hole Center to Knob/skirt Base: 0.410 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 1.015 INCHES NOMINAL IN; Style Designator: ROUND. 15 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.