The Knob, cataloged under National Stock Number 5355-00-644-1658, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 21 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-644-1658 |
| Primary Part Number | 7607904 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Shank Diameter | 0.969 INCHES NOMINAL IN |
| Distance From Hole Center to Knob/skirt Base | 0.234 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.531 INCHES NOMINAL IN |
| Skirt Outside Diameter | 0.625 INCHES NOMINAL IN |
| Shank Length | 0.328 INCHES NOMINAL IN |
| Style Designator | FLUTED FOILS |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.164 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | SMOOTH |
| Color | GRAY/GREY |
| Skirt Design | NONDETACHABLE |
| Width | 1.125 INCHES NOMINAL IN |
| Screw Drive Type | HEXAGON SOCKET |
| Thread Quantity Per Inch | 32 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| Attachment Method | SETSCREWS |
| Fluted Foil Quantity | 8 |
| 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 |
|---|---|
| 767904 | Lucent Technologies Inc Corporate Headquarters (USA) |
| 7607904 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 767904 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| BL718367 | 5/9 Secondary reference American Telephone and Telegraph Co |
| BL718367 | 5/9 Secondary reference At and T Corp |
| 767904 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 5355-00-644-1658 is a Knob, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-644-1658 has 2 manufacturer part numbers on file: 767904 (Lucent Technologies Inc Corporate Headquarters), 7607904 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-035-8234. Verify interchangeability with system specifications before substitution.
Key specifications for 7607904: Shank Diameter: 0.969 INCHES NOMINAL IN; Distance From Hole Center to Knob/skirt Base: 0.234 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.531 INCHES NOMINAL IN. 21 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.