The Maintenance Platform,guided Miss, cataloged under National Stock Number 1450-01-362-7405, is classified within Federal Supply Class 1450 (Guided Missile Handling and Servicing Equipment) of the Guided Missiles group. The manufacturer of record is Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory. Government technical data includes 7 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 | 1450-01-362-7405 |
| Primary Part Number | 8U57140-01 |
| Item Name | Maintenance Platform,guided Miss |
| FSC / FSG | 1450 / 14 — Guided Missile Handling and Servicing Equipment |
| Manufacturer | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory |
| Status | ACTIVE |
| Maximum Overall Width | 40.000 INCHES IN |
| Maximum Overall Length | 66.000 INCHES IN |
| Safety Guard Type | FIXED |
| Platform Safety Guard | INCLUDED |
| Adjustability | NONADJUSTABLE |
| Functional Description | PROVIDES PERSONNEL ACCESS TO THE TOP MOUNTING BOLTS OF THE AFT MOTOR LIFT ASSY DURING INSTALLATION ON OR REMOVAL FROM STAGE I AND II MOTOR |
| Material | ALUMINUM FLOOR |
| 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 |
|---|---|
| 8U57140-01 PRIMARY | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
NSN 1450-01-362-7405 is a Maintenance Platform,guided Miss, manufactured by Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory, classified under FSC 1450, Guided Missile Handling and Servicing Equipment. Status: active.
NSN 1450-01-362-7405 has 1 manufacturer part number on file: 8U57140-01 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory).
Key specifications for 8U57140-01: Maximum Overall Width: 40.000 INCHES IN; Maximum Overall Length: 66.000 INCHES IN; Safety Guard Type: FIXED; Platform Safety Guard: INCLUDED. 7 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 1450-01-362-7405 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.