The Knob, cataloged under National Stock Number 5355-00-513-9961, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5355-00-513-9961 |
| Primary Part Number | 5139961 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Shank Diameter | 0.500 INCHES NOMINAL IN |
| Overall Thickness | 0.688 INCHES NOMINAL IN |
| Shank Length | 0.188 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES RECEPTACLE IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | BLACK |
| Thread Quantity Per Inch | 24 RECEPTACLE |
| Material | STEEL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 5139961 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 139961 | 5/9 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
NSN 5355-00-513-9961 is a Knob, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-513-9961 has 1 manufacturer part number on file: 5139961 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-072-1885. Verify interchangeability with system specifications before substitution.
Key specifications for 5139961: Shank Diameter: 0.500 INCHES NOMINAL IN; Overall Thickness: 0.688 INCHES NOMINAL IN; Shank Length: 0.188 INCHES NOMINAL IN; Style Designator: ROUND. 13 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.