The Test Set Subassembly,optical Ins, cataloged under National Stock Number 6650-01-691-4086, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-691-4086 |
| Item Name | Test Set Subassembly,optical Ins |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Status | ACTIVE |
| 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 |
|---|---|
| PD20TNKRLPEB01 | 3/1 Design control — primary reference U.S. Government activity |
NSN 6650-01-691-4086 is a Test Set Subassembly,optical Ins, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
Key specifications for 6650-01-691-4086: Special Features: DESIGNED TO DETECT LARGER WEAR MEATAL PARTICLES;DEPLOYABLE AND RUGGED;SHALL HAVE CAPABILITY TO ANALYZE AIRCRAFT HYDRAULIC FLUIDS AS WELL AS LIMITED MAGNETIC CHIP DETECTOR DEBRIS ANALYSIS CAPABILITY;SHALL BE COMPACT, LIGHTWEIGHT AND MEET SPECIFIED CLASS 2 REQUIREMENTS OF MIL-PRF-28800;CORRELATION PROGRAM REQUIRED; Part Name Assigned by Controlling Agency: PD-EXPEDITIONARY FLUID ANALYSIS SYSTEM (EFAS); End Item Identification: AF OIL ANALYSIS PROGRAM. 0 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.