The Knob,modified, cataloged under National Stock Number 5355-01-039-4982, is classified within Federal Supply Class 5355 (Knobs and Pointers) of the Hardware and Abrasives group. The manufacturer of record is Microwave Engineering Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5355-01-039-4982 |
| Primary Part Number | 2027-2109 |
| Item Name | Knob,modified |
| FSC / FSG | 5355 / 53 — Knobs and Pointers |
| Manufacturer | Microwave Engineering Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL RB-67-4-CT-M,FSCM 99380,CENTER HOLE THRU TO MOUNT ON 0.250 IN. SHAFT,2 HOLES AT 180 DEG,10-32 UNC 2B THD FOR SET SCREWS DRILLED 0.240 IN. FROM BACK SIDE OF KNOB TO CENTER OF HOLE IN |
| 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 |
|---|---|
| 2027-2109 PRIMARY | Microwave Engineering Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2027-2109 | 5/9 Secondary reference U.S. Government activity |
NSN 5355-01-039-4982 is a Knob,modified, manufactured by Microwave Engineering Corporation, classified under FSC 5355, Knobs and Pointers. Status: active.
NSN 5355-01-039-4982 has 1 manufacturer part number on file: 2027-2109 (Microwave Engineering Corporation).
Key specifications for 2027-2109: General Characteristics Item Description: MATERIAL RB-67-4-CT-M,FSCM 99380,CENTER HOLE THRU TO MOUNT ON 0.250 IN. SHAFT,2 HOLES AT 180 DEG,10-32 UNC 2B THD FOR SET SCREWS DRILLED 0.240 IN. FROM BACK SIDE OF KNOB TO CENTER OF HOLE IN. 1 specification is 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.