The Knob Assembly,control, cataloged under National Stock Number 1680-00-323-0744, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Northrop Grumman Systems 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-00-323-0744 |
| Primary Part Number | A51F12212-1 |
| Item Name | Knob Assembly,control |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | 1.500 IN. OD 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 |
|---|---|
| A51F12212-1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51F12212-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
| A51F12212-1 | 3/9 Design control — primary reference Abelconn Llc Dba Abelconn Electronics |
| A51F12212-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1680-00-323-0744 is a Knob Assembly,control, manufactured by Northrop Grumman Systems Corporation, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-323-0744 has 1 manufacturer part number on file: A51F12212-1 (Northrop Grumman Systems Corporation).
Key specifications for A51F12212-1: General Characteristics Item Description: 1.500 IN. OD IN; End Item Identification: ACFT MODEL F-14A A. 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.