The Reducer,fan, cataloged under National Stock Number 4140-01-274-9320, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Ge Aviation 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-274-9320 |
| Primary Part Number | 408642-01 |
| Item Name | Reducer,fan |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL: 6061-0 AL ALY,QQ-A-250/11,0.032 STK OR 6061-0 AL TUBING,WW-T-700/6,0.035 WALL; FINISH CHROMATE CHEMICAL FILM,MIL-C-5541 CLASS 1A; PRIME WITH ONE COAT OF PRIMER,MIL-P-23377,TYPE II; PAINT WITH TWO COATS PAINT,MIL-C-83286 COLOR NUMBER 34424,FED-STD-595; APPLY FINISH IAW SD1037-29-98A; DIMENSIONS APPLICABLE PRIOR TO APPLICATION OF FINISH; 2.680 IN. LG OA; 1.500 I.D. REDUCED END,2.830 I.D. END W MOUNTING FLANGE; FLANGE 0.032 IN. THK,3.430 IN. DIA,6 BOLT HOLES EQUALLY SPACED 1.635 IN. FROM CENTER OF HOLES TO CENTER OF FLANGE A |
| 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 |
|---|---|
| 408642-01 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 4140-01-274-9320 is a Reducer,fan, manufactured by Ge Aviation Systems Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-274-9320 has 1 manufacturer part number on file: 408642-01 (Ge Aviation Systems Llc).
Key specifications for 408642-01: General Characteristics Item Description: MATERIAL: 6061-0 AL ALY,QQ-A-250/11,0.032 STK OR 6061-0 AL TUBING,WW-T-700/6,0.035 WALL; FINISH CHROMATE CHEMICAL FILM,MIL-C-5541 CLASS 1A; PRIME WITH ONE COAT OF PRIMER,MIL-P-23377,TYPE II; PAINT WITH TWO COATS PAINT,MIL-C-83286 COLOR NUMBER 34424,FED-STD-595; APPLY FINISH IAW SD1037-29-98A; DIMENSIONS APPLICABLE PRIOR TO APPLICATION OF FINISH; 2.680 IN. LG OA; 1.500 I.D. REDUCED END,2.830 I.D. END W MOUNTING FLANGE; FLANGE 0.032 IN. THK,3.430 IN. DIA,6 BOLT HOLES EQUALLY SPACED 1.635 IN. FROM CENTER OF HOLES TO CENTER OF FLANGE A; End Item Identification: 408232-01,408200-01,C-130SCNS. 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.