The Compensation Equipment,compass, cataloged under National Stock Number 6605-01-513-9999, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Compensation Equipment,compass |
| FSC / FSG | 6605 — Navigational Instruments (FSG 66) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 03956) |
| Parameter | Value |
|---|---|
| NSN | 6605-01-513-9999 |
| Primary Part Number | 1900157 |
| Item Name | Compensation Equipment,compass |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1900157 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6605015139999 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 6605PL1449318 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 6605-01-513-9999 is a Compensation Equipment,compass, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-513-9999 has 1 manufacturer part number on file: 1900157 (Northrop Grumman Systems Corporation).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6605-01-513-9999 has DEMIL Code D. 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.