The Inner Structure, cataloged under National Stock Number 2040-01-291-1681, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-291-1681 |
| Primary Part Number | 933H056569 |
| Item Name | Inner Structure |
| FSC / FSG | 2040 / 20 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Criticality Code Justification | ZZZY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 933H056569 | Northrop Grumman Systems Corporation (USA) |
| 56569L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 933H056569L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 56569 | L3 Technologies, Inc. Div L3 Keo (USA) |
| 933H056569 | L3 Technologies, Inc. Div L3 Keo (USA) |
NSN 2040-01-291-1681 is a Inner Structure, manufactured by Northrop Grumman Systems Corporation, classified under FSC 2040 (No Item Name Available). Status: active.
NSN 2040-01-291-1681 has 5 cross-referenced part numbers: 933H056569 (Northrop Grumman Systems Corporation), 56569L1 (Naval Inventory Control Point Mechanicsburg), 933H056569L1 (Naval Inventory Control Point Mechanicsburg), 56569 (L3 Technologies, Inc. Div L3 Keo), 933H056569 (L3 Technologies, Inc. Div L3 Keo).
There are 2 known substitutes for 2040-01-291-1681: 5315-00-570-3490, 5330-01-488-5094. Verify interchangeability with system specifications before substitution.
Key specifications for 933H056569: Reference Number Differentiating Characteristics: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.