The Guidance Section,guided Missile, cataloged under National Stock Number 1420-01-424-7704, is classified within Federal Supply Class 1420 (Guided Missile Components) of the Guided Missiles group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 11 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 1420-01-424-7704 |
| Primary Part Number | 917AS20513 |
| Item Name | Guidance Section,guided Missile |
| FSC / FSG | 1420 / 14 — Guided Missile Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Package Nominal Overall Height and Type | 23.56 INCHES SHIPPING CONTAINER IN |
| Package Nominal Overall Width and Type | 18.50 INCHES SHIPPING CONTAINER IN |
| Overall Diameter | 8.000 INCHES NOMINAL IN |
| General Characteristics Item Description | GUIDANCE SECTION WGU-23D/B FOR SPARROW AIM/RIM-7B (BLOCK II), C/O:IF RECIEVER, RADAR FUZE, INVERTER AND ANTENNA GROUP |
| Net Explosive Weight | 0.01326 STORAGE POUNDS AND 0.01326 TRANSPORTATION POUNDS |
| Package Nominal Overall Length and Type | 60.00 INCHES SHIPPING CONTAINER IN |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND N/A FIREFIGHTING GROUP AND (00) INHABITED BUILDING DISTANCE AND S STORAGE COMPATIBILITY GROUP |
| Unable to Decode | UNABLE TO DECODE |
| Package Reference Number | CNU-379/E, 7760113-020 |
| Gross Weight | 277.0 SHIPPING CONTAINER POUNDS |
| Type/model Designation | WGU-23D/B |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND N/A FIREFIGHTING GROUP AND (00) INHABITED BUILDING DISTANCE AND S STORAGE COMPATIBILITY GROUP |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WGU-23D/B | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 917AS20513 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1420-PT54 | 6/9 Informative reference only U.S. Government activity |
NSN 1420-01-424-7704 is a Guidance Section,guided Missile, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1420, Guided Missile Components. Status: active.
NSN 1420-01-424-7704 has 2 manufacturer part numbers on file: WGU-23D/B (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 917AS20513 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 1420-01-491-7436, 1420-01-522-7262. Verify interchangeability with system specifications before substitution.
Key specifications for 917AS20513: Package Nominal Overall Height and Type: 23.56 INCHES SHIPPING CONTAINER IN; Package Nominal Overall Width and Type: 18.50 INCHES SHIPPING CONTAINER IN; Overall Diameter: 8.000 INCHES NOMINAL IN; General Characteristics Item Description: GUIDANCE SECTION WGU-23D/B FOR SPARROW AIM/RIM-7B (BLOCK II), C/O:IF RECIEVER, RADAR FUZE, INVERTER AND ANTENNA GROUP. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1420-01-424-7704 has DEMIL Code G. 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.