The Retainer,ladder Support Assembly, cataloged under National Stock Number 1730-01-436-5003, is classified within Federal Supply Class 1730 (Aircraft Ground Servicing Equipment) of the Aircraft Launch, Landing, and Ground Handling Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1730-01-436-5003 |
| Item Name | Retainer,ladder Support Assembly |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Status | ACTIVE |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 7129-1 | C/1 Advisory reference — outside the item-of-supply concept Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| 7129-1 | 3/9 Design control — primary reference Eaton Aviation Corporation |
| 7129 | D/9 Drawing number reference only Eaton Aviation Corporation |
NSN 1730-01-436-5003 is a Retainer,ladder Support Assembly, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6530-01-458-2335, 7125-01-644-1498, 5925-01-651-2042. Verify interchangeability with system specifications before substitution.
Key specifications for 1730-01-436-5003: Overall Diameter: 0.500 INCHES NOMINAL IN; Overall Length: 10.500 INCHES NOMINAL IN; Surface Treatment: PASSIVATE; End Item Identification: 1740-01-258-3231. 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.