The Knob, cataloged under National Stock Number 5355-00-889-3405, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-00-889-3405 |
| Primary Part Number | 547A003162 |
| Item Name | Knob |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Overall Thickness | 0.812 INCHES NOMINAL IN |
| Style Designator | ROUND |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES STUD IN |
| Shank Style | STRAIGHT |
| Gripping Surface Condition | GRIP AID |
| Color | NATURAL |
| Thread Quantity Per Inch | 20 STUD |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD |
| Attachment Method | STUD |
| 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 |
|---|---|
| 547A003162 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 3162 | L3 Technologies, Inc. Div L3 Keo (USA) |
| A547-721 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 547A003162 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 5355-00-889-3405 is a Knob, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-00-889-3405 has 3 manufacturer part numbers on file: 547A003162 (Northrop Grumman Systems Corporation), 3162 (L3 Technologies, Inc. Div L3 Keo), A547-721 (L3 Technologies, Inc. Div L3 Keo).
7 possible matches (shared part number, not a government interchangeability claim): 5930-00-932-9155, 5340-01-116-9058, 5310-01-134-3291. Verify interchangeability with system specifications before substitution.
Key specifications for 547A003162: Overall Thickness: 0.812 INCHES NOMINAL IN; Style Designator: ROUND; Outside Diameter: 0.875 INCHES NOMINAL IN; Nominal Thread Size: 0.250 INCHES STUD IN. 11 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.