The Tube Spring Housing, cataloged under National Stock Number 1730-01-569-6524, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. The manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1730-01-569-6524 |
| Primary Part Number | 3305AS1718-1 |
| Item Name | Tube Spring Housing |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Manufacturer | Hydraulics International, Inc. Dba Hydraulics International Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3305AS1718-1 PRIMARY | Hydraulics International, Inc. Dba Hydraulics International Inc (USA) |
| Reference | Meaning |
|---|---|
| 3305AS1718-1 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 1730-01-569-6524 is a Tube Spring Housing, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
NSN 1730-01-569-6524 has 1 manufacturer part number on file: 3305AS1718-1 (Hydraulics International, Inc. Dba Hydraulics International Inc).
Key specifications for 3305AS1718-1: Overall Length: 4.841 INCHES NOMINAL IN; Special Features: MATERRIAL 1.250 DIA X .188 WALL 304 STAINLESS STTEL TUBE PER AMTS-A-259; End Item Identification: F-15 LOADER AMMO SYSTEM.. 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.
NSN 1730-01-569-6524 has DEMIL Code B. 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.