The Boss,combustor Guide Vane, cataloged under National Stock Number 2840-00-264-8967, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-264-8967 |
| Item Name | Boss,combustor Guide Vane |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Status | ACTIVE |
| General Characteristics Item Description | CRES AMS5645,ROCKWELL A SCALE 46.5 MIN,63 MAX HARDNESS,0.500 IN. NOM HEAD OD,0.040 IN. NOM HEAD H AT OUTER PERIPHERY,0.380 IN. HEAD SPHERICAL RADIUS,0.110 IN. NOM O/A HEAD H,0.354 IN. MIN,0.355 IN. MAX BODY OD,0.020 IN. MIN,0.025 IN. MAXBODY LG,CENTRALLY LOCATED THD HOLE,0.250 IN.-28 UNF CLASS 3B THD,HOLE COUNTERSUNK ON BODY SIDE 90 DEG BY 0.280 IN. NOM DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2-131-076-01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-00-264-8967 is a Boss,combustor Guide Vane, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
Key specifications for 2840-00-264-8967: General Characteristics Item Description: CRES AMS5645,ROCKWELL A SCALE 46.5 MIN,63 MAX HARDNESS,0.500 IN. NOM HEAD OD,0.040 IN. NOM HEAD H AT OUTER PERIPHERY,0.380 IN. HEAD SPHERICAL RADIUS,0.110 IN. NOM O/A HEAD H,0.354 IN. MIN,0.355 IN. MAX BODY OD,0.020 IN. MIN,0.025 IN. MAXBODY LG,CENTRALLY LOCATED THD HOLE,0.250 IN.-28 UNF CLASS 3B THD,HOLE COUNTERSUNK ON BODY SIDE 90 DEG BY 0.280 IN. NOM DIA IN; End Item Identification: T-55ENGINE. 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.