The Installation Kit,he, cataloged under National Stock Number 4420-01-567-2139, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Manassas. 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 | 4420-01-567-2139 |
| Primary Part Number | N118335-1 |
| Item Name | Installation Kit,he |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Manassas |
| 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 |
|---|---|
| N118335-1 PRIMARY | Lockheed Martin Corporation Div Rms - Manassas (USA) |
NSN 4420-01-567-2139 is a Installation Kit,he, manufactured by Lockheed Martin Corporation Div Rms - Manassas, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-567-2139 has 1 manufacturer part number on file: N118335-1 (Lockheed Martin Corporation Div Rms - Manassas).
Key specifications for N118335-1: End Item Identification: PASSIVE RANGING SONAR. 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 4420-01-567-2139 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.