The Mount,filter, cataloged under National Stock Number 2040-00-972-8526, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-00-972-8526 |
| Primary Part Number | 547A002737 |
| Item Name | Mount,filter |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,SAND CASTING 356,T6; 1.875 IN. W ON TAPPED END,TWO HOLES TAPPED THRU ONE SIDE 0.112-40 NC-3B; 1.375 IN. MIN AND 1.385 IN. MAX ID IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 547A002737 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 002737 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| A547-295 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 547A002737 | C/1 Advisory reference — outside the item-of-supply concept L3 Technologies, Inc. Div L3 Keo |
NSN 2040-00-972-8526 is a Mount,filter, manufactured by Northrop Grumman Systems Corporation, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-00-972-8526 has 3 manufacturer part numbers on file: 547A002737 (Northrop Grumman Systems Corporation), 002737 (L3 Technologies, Inc. Div L3 Keo), A547-295 (L3 Technologies, Inc. Div L3 Keo).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-732-5811. Verify interchangeability with system specifications before substitution.
Key specifications for 547A002737: General Characteristics Item Description: ALUMINUM ALLOY,SAND CASTING 356,T6; 1.875 IN. W ON TAPPED END,TWO HOLES TAPPED THRU ONE SIDE 0.112-40 NC-3B; 1.375 IN. MIN AND 1.385 IN. MAX ID IN. 1 specification is 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.
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.