The Staircase,aircraft Boarding, cataloged under National Stock Number 1730-01-374-2604, 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 Stinar, Llc. Government technical data includes 15 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 | 1730-01-374-2604 |
| Primary Part Number | SPS-7026 |
| Item Name | Staircase,aircraft Boarding |
| FSC / FSG | 1730 / 17 — Aircraft Ground Servicing Equipment |
| Manufacturer | Stinar, Llc |
| Status | ACTIVE |
| Illuminated Location | STEP |
| Step Length | 42.000 IN. LOWER: 45.000 IN. UPPER IN |
| Platform Width | 94.000 INCHES NOMINAL IN |
| Step Quantity | 38 |
| Tire Size | 7.50-16 |
| Relationship to Similar Equipment | GENERIC MASTER IS 1730010046697 |
| Platform Height | 169.000 INCHES MINIMUM AND 312.000 INCHES MAXIMUM IN |
| Pneumatic Tire | INCLUDED |
| Step Width | 9.250 IN. IN |
| Reference Data and Literature | AF T.O. 35A3-18-1 |
| Wheel Quantity | 4 |
| Platform Length | 378.000 INCHES NOMINAL IN |
| Adjustability | ADJUSTABLE |
| Functional Classification | GG-7.1 |
| Functional Description | PROVIDES SAFE AND EASY ACCESS FORPASSENGERS TO BOARDING TO ENTRANCE OF WIDE BODY AIRCRAFT |
| 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 |
|---|---|
| SPS-7026 PRIMARY | Stinar, Llc (USA) |
NSN 1730-01-374-2604 is a Staircase,aircraft Boarding, manufactured by Stinar, Llc, classified under FSC 1730, Aircraft Ground Servicing Equipment. Status: active.
NSN 1730-01-374-2604 has 1 manufacturer part number on file: SPS-7026 (Stinar, Llc).
Key specifications for SPS-7026: Illuminated Location: STEP; Step Length: 42.000 IN. LOWER: 45.000 IN. UPPER IN; Platform Width: 94.000 INCHES NOMINAL IN; Step Quantity: 38. 15 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.