The Fitting,restrictor,hydraulic, cataloged under National Stock Number 1650-01-166-8337, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 2 specifications, 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 | 1650-01-166-8337 |
| Primary Part Number | L5800174-005 |
| Item Name | Fitting,restrictor,hydraulic |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT HYDRAULIC SYSTEM |
| General Characteristics Item Description | TITANIUM AND TI-ALLOY 6AL-4V,COMP 6,COND A; 1.500 IN. LG; 1ST END 0.875-20 UNJEF-3A 1N. OD THDS; BORED 0.250 IN. ID THRU; COUNTER BORED 0.375 IN. ID; 1.060 IN. DEEP; COUNTER BORED 0.656IN. ID; 0.785 IN. DEEP; 2ND END 0.562-20 UNJS-3A IN. OD THRDS; 0.295 IN. FROM END TO HEX WRENCHING 1.125 IN. W; 0.220 IN. THK V |
| 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 |
|---|---|
| L5800174-005 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 1650-01-166-8337 is a Fitting,restrictor,hydraulic, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-166-8337 has 1 manufacturer part number on file: L5800174-005 (The Boeing Company Div Legacy Am&m).
Key specifications for L5800174-005: FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM; General Characteristics Item Description: TITANIUM AND TI-ALLOY 6AL-4V,COMP 6,COND A; 1.500 IN. LG; 1ST END 0.875-20 UNJEF-3A 1N. OD THDS; BORED 0.250 IN. ID THRU; COUNTER BORED 0.375 IN. ID; 1.060 IN. DEEP; COUNTER BORED 0.656IN. ID; 0.785 IN. DEEP; 2ND END 0.562-20 UNJS-3A IN. OD THRDS; 0.295 IN. FROM END TO HEX WRENCHING 1.125 IN. W; 0.220 IN. THK V; End Item Identification: AIRCRAFT B-1B. 2 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.
NSN 1650-01-166-8337 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.