The Guide,trestle,hoist, cataloged under National Stock Number 3950-01-289-3669, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-289-3669 |
| Primary Part Number | 58A158J1-31 |
| Item Name | Guide,trestle,hoist |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | ALUM ALLOY ASTM-B308,T6; 108.000 IN.L,5.500 IN.H A/O,4.062 IN.W A/O; IRREGULAR SHAPED,VERTICAL PLANE 3.500 IN.H,HORTIZONTAL PLANE HAS TWO 90.0 DEG UPWARD PROJECTIONS 2.000 IN.H,SPACED 2.125 IN.AND 4.062 FROM VERTICAL PLANE; LOCATED AT EACH END A SERIES OF HOLES CENTERED ON VERTICAL PLANE,1 EA 0.517 DIA DRILLED THRU AT 0.810 IN.AND 7.190 IN. FROM END,1 EA ELONGATED HOLE 1.000 IN.W,0.517 IN.H,4.000 IN.FROM END; ANODIZE PER MIL-A-8625,TYPE 2,CLASS 1; EXTRUSION TOLERANCES PER FED-STD-245 IN |
| 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 |
|---|---|
| 58A158J1-31 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 58A158J1 PIECE 15 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 58A158J1 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 3950-01-289-3669 is a Guide,trestle,hoist, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-289-3669 has 2 manufacturer part numbers on file: 58A158J1-31 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 58A158J1 PIECE 15 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 58A158J1-31: General Characteristics Item Description: ALUM ALLOY ASTM-B308,T6; 108.000 IN.L,5.500 IN.H A/O,4.062 IN.W A/O; IRREGULAR SHAPED,VERTICAL PLANE 3.500 IN.H,HORTIZONTAL PLANE HAS TWO 90.0 DEG UPWARD PROJECTIONS 2.000 IN.H,SPACED 2.125 IN.AND 4.062 FROM VERTICAL PLANE; LOCATED AT EACH END A SERIES OF HOLES CENTERED ON VERTICAL PLANE,1 EA 0.517 DIA DRILLED THRU AT 0.810 IN.AND 7.190 IN. FROM END,1 EA ELONGATED HOLE 1.000 IN.W,0.517 IN.H,4.000 IN.FROM END; ANODIZE PER MIL-A-8625,TYPE 2,CLASS 1; EXTRUSION TOLERANCES PER FED-STD-245 IN; End Item Identification: 1730-00-721-5376 HOIST,STRADDLE,ENGINE. 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.