The Spacer,visor Track, cataloged under National Stock Number 8475-01-158-5909, is classified within Federal Supply Class 8475 (Specialized Flight Clothing and Accessories) of the Clothing, Individual Equipment, and Insignia group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8475-01-158-5909 |
| Item Name | Spacer,visor Track |
| FSC / FSG | 8475 / 84 — Specialized Flight Clothing and Accessories |
| Status | ACTIVE |
| FSC Application Data | HELMET,FLYERS |
| General Characteristics Item Description | BOTTOM SPACER,POLYPENCO NYLON,0.025 IN. THK,3 MTG HOLES 0.210 IN. DIA EQUALLY SPACED,ARC INSIDE RADIUS 2.313 IN.,ARC OUTSIDE RADIUS 3.203 IN. IN |
| Type/model Designation | APH/MEDIUM/SERIES |
| 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 |
|---|---|
| 66A1684 | 5/2 Secondary reference U.S. Government activity |
| 66A1684 | 3/2 Design control — primary reference U.S. Government activity |
NSN 8475-01-158-5909 is a Spacer,visor Track, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.
Key specifications for 8475-01-158-5909: FSC Application Data: HELMET,FLYERS; General Characteristics Item Description: BOTTOM SPACER,POLYPENCO NYLON,0.025 IN. THK,3 MTG HOLES 0.210 IN. DIA EQUALLY SPACED,ARC INSIDE RADIUS 2.313 IN.,ARC OUTSIDE RADIUS 3.203 IN. IN; End Item Identification: DUAL VISOR KIT 66D1656; Type/model Designation: APH/MEDIUM/SERIES. 3 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.
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.