The Heating Element,pitot Tube, cataloged under National Stock Number 1270-01-178-9417, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Fisher Scientific U.k. Limited. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1270-01-178-9417 |
| Primary Part Number | 5/402642 |
| Item Name | Heating Element,pitot Tube |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Fisher Scientific U.k. Limited |
| Status | ACTIVE |
| General Characteristics Item Description | SHEATH MATT,INCONEL;CONDUCTOR MATT,NICKEL CHROME;INSULATOR POWDER,ALUMINA;16.000 IN. BODY LG;5.000 IN. BODY DIA;2.000 IN. PROJECTION LG OF SOLID CONDUCTORS;6,000 IN. SOLID COND PROJ LG W/VITON SLEEVES;TWO FLEXIBLE P.T.F.E. COVERED LEADS;10.000 IN. PROJECTIONLG ON TAPERED END;1.030 IN. TAPER DIA;OPER VOLT 115V;COLD RESIST 87 OHMS;180DEG C MAX OPER TEMP AT CONNECTOR;LEAD OUT WIRE 19 STRAND TINNED COPPER HABIATYPE E2219;INSULATION HERMETICALLY SEALED AT POINT OF ENTRY V |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7926-00007 | Bae Systems (operations) Limited (GBR) |
| 5/402642 PRIMARY | Fisher Scientific U.k. Limited (GBR) |
| Reference | Meaning |
|---|---|
| 11778535 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 5/402642 | 3/9 Design control — primary reference Ati Unicam |
NSN 1270-01-178-9417 is a Heating Element,pitot Tube, manufactured by Fisher Scientific U.k. Limited, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-01-178-9417 has 2 manufacturer part numbers on file: 7926-00007 (Bae Systems (operations) Limited), 5/402642 (Fisher Scientific U.k. Limited).
Key specifications for 5/402642: General Characteristics Item Description: SHEATH MATT,INCONEL;CONDUCTOR MATT,NICKEL CHROME;INSULATOR POWDER,ALUMINA;16.000 IN. BODY LG;5.000 IN. BODY DIA;2.000 IN. PROJECTION LG OF SOLID CONDUCTORS;6,000 IN. SOLID COND PROJ LG W/VITON SLEEVES;TWO FLEXIBLE P.T.F.E. COVERED LEADS;10.000 IN. PROJECTIONLG ON TAPERED END;1.030 IN. TAPER DIA;OPER VOLT 115V;COLD RESIST 87 OHMS;180DEG C MAX OPER TEMP AT CONNECTOR;LEAD OUT WIRE 19 STRAND TINNED COPPER HABIATYPE E2219;INSULATION HERMETICALLY SEALED AT POINT OF ENTRY V; End Item Identification: AIR DATA SUBSYS,COBRA HCPT. 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.
NSN 1270-01-178-9417 has DEMIL Code B. 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.