The Knob, cataloged under National Stock Number 5355-00-079-0726, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-079-0726 |
| Primary Part Number | 547-2451-004 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Shank Diameter | 0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN |
| Distance From Hole Center to Knob/skirt Base | 0.656 INCHES NOMINAL IN |
| Shaft Accommodation Style | ROUND |
| Overall Thickness | 0.904 INCHES MINIMUM AND 0.914 INCHES MAXIMUM IN |
| Skirt Outside Diameter | 0.651 INCHES MINIMUM AND 0.661 INCHES MAXIMUM IN |
| Shank Length | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Style Designator | ROUND |
| Outside Diameter | 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Setscrew Hole Quantity | 2 |
| Nominal Thread Size | 0.112 INCHES SCREW HOLE IN |
| Inside Diameter | 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Skirt Design | NONDETACHABLE |
| Screw Drive Type | CROSS RECESS TYPE 1 |
| Thread Quantity Per Inch | 40 SCREW HOLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| Skirt Style | RING |
| 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 |
|---|---|
| 547-2451-004 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
NSN 5355-00-079-0726 is a Knob, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-079-0726 has 1 manufacturer part number on file: 547-2451-004 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 547-2451-004: Shank Diameter: 0.713 INCHES MINIMUM AND 0.723 INCHES MAXIMUM IN; Distance From Hole Center to Knob/skirt Base: 0.656 INCHES NOMINAL IN; Shaft Accommodation Style: ROUND; Overall Thickness: 0.904 INCHES MINIMUM AND 0.914 INCHES MAXIMUM IN. 19 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.