The Clamp,prism, cataloged under National Stock Number 2040-00-972-8583, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Clamp,prism |
| FSC / FSG | 2040 — Marine Hardware and Hull Items (FSG 20) |
| Manufacturers | Northrop Grumman Systems Corporation (CAGE 03956); L3 Technologies, Inc. Div L3 Keo (CAGE 34228) |
| Parameter | Value |
|---|---|
| NSN | 2040-00-972-8583 |
| Primary Part Number | 547A003009 |
| Item Name | Clamp,prism |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 547A003009 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| A547-568 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| 003009 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| A547-568 | 5/9 Secondary reference Chatham Precision Inc |
| 003009 | 5/9 Secondary reference Chatham Precision Inc |
| 547A003009 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div L3 Keo |
NSN 2040-00-972-8583 is a Clamp,prism, manufactured by Northrop Grumman Systems Corporation, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-00-972-8583 has 3 manufacturer part numbers on file: 547A003009 (Northrop Grumman Systems Corporation), A547-568 (L3 Technologies, Inc. Div L3 Keo), 003009 (L3 Technologies, Inc. Div L3 Keo).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.