The Bulkhead Fitting,transmitter, cataloged under National Stock Number 6620-00-545-5667, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6620-00-545-5667 |
| Item Name | Bulkhead Fitting,transmitter |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Status | ACTIVE |
| FSC Application Data | ENGINE THRUST TRANSMITTER |
| General Characteristics Item Description | ALUMINUM,QQ&A&367,COMPOSITION 11,BLACK ANODIZE,MIL&A&8625,TYPE 2,1.450 IN. LG,1.255 IN. W,0.750 IN. THK IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 435291 | 3/9 Design control — primary reference U.S. Government activity |
NSN 6620-00-545-5667 is a Bulkhead Fitting,transmitter, classified under FSC 6620, Engine Instruments. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-00-851-8433. Verify interchangeability with system specifications before substitution.
Key specifications for 6620-00-545-5667: FSC Application Data: ENGINE THRUST TRANSMITTER; General Characteristics Item Description: ALUMINUM,QQ&A&367,COMPOSITION 11,BLACK ANODIZE,MIL&A&8625,TYPE 2,1.450 IN. LG,1.255 IN. W,0.750 IN. THK IN; End Item Identification: 66203420755. 2 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.
NSN 6620-00-545-5667 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.