The Stop,indicator, cataloged under National Stock Number 2915-01-156-1055, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Triumph Engine Control Systems Llc. 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 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 | 2915-01-156-1055 |
| Primary Part Number | 105538 |
| Item Name | Stop,indicator |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,PER AMS 4122; ANODIZE,PER AMS 2470; 0.710 IN. MIN,0.720 IN. MAX OD; 0.650 IN. MIN,0.652 IN. MAX 1D ONE END; 0.310 IN. MIN,0.315 IN. MAX 1D OTHER END; 0.170 IN. H 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 |
| Part Number | Manufacturer |
|---|---|
| 105538 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 2915-01-156-1055 is a Stop,indicator, manufactured by Triumph Engine Control Systems Llc, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-01-156-1055 has 1 manufacturer part number on file: 105538 (Triumph Engine Control Systems Llc).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-343-0915, 5950-01-365-1961, 5120-01-533-9013. Verify interchangeability with system specifications before substitution.
Key specifications for 105538: General Characteristics Item Description: ALUMINUM ALLOY,PER AMS 4122; ANODIZE,PER AMS 2470; 0.710 IN. MIN,0.720 IN. MAX OD; 0.650 IN. MIN,0.652 IN. MAX 1D ONE END; 0.310 IN. MIN,0.315 IN. MAX 1D OTHER END; 0.170 IN. H IN; End Item Identification: TURBO PROP ENGINE TF30P412. 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 2915-01-156-1055 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.