The Knob, cataloged under National Stock Number 5355-00-741-2420, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5355-00-741-2420 |
| Primary Part Number | 7412420 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shank Diameter | 1.250 INCHES NOMINAL IN |
| Shaft Accommodation Style | COUNTERBORED |
| Overall Thickness | 0.937 INCHES NOMINAL IN |
| Shank Length | 0.281 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| Counterbore Depth | 0.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.375 INCHES RECEPTACLE IN |
| Counterbore Diameter | 0.937 INCHES NOMINAL IN |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | SMOOTH |
| Thread Quantity Per Inch | 16 RECEPTACLE |
| Material | ALUMINUM ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RECEPTACLE |
| Attachment Method | SCREW ON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5355-00-741-2420 is a Knob, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-741-2420 has 3 manufacturer part numbers on file: 7412420 (U S Army Tank Automotive Command Amsta-Im-Mm), 926753 (Chrysler Realty Company Llc Dba Daimler Chrysler), MU143D (Paccar Winch Inc Dba Paccar Winch Division).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-158-7542. Verify interchangeability with system specifications before substitution.
Key specifications for 7412420: Shank Diameter: 1.250 INCHES NOMINAL IN; Shaft Accommodation Style: COUNTERBORED; Overall Thickness: 0.937 INCHES NOMINAL IN; Shank Length: 0.281 INCHES NOMINAL IN. 16 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.