The Ring,shock,liquid Level Switch, cataloged under National Stock Number 5365-01-107-7487, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Madison Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-107-7487 |
| Primary Part Number | M3073 |
| Item Name | Ring,shock,liquid Level Switch |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Madison Company |
| Status | ACTIVE |
| General Characteristics Item Description | NYLON; 2.250 IN. O/A DIA; 0.190 IN. O/A THK; SIX 0.500 IN. DIA HOLES EQUALLY SPACED ON A 1.500 IN. BOLT CIRCLE; ONE CENTER HOLE 0.570 IN. MIN,0.590 IN. MAX DIA 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 |
|---|---|
| M3109 ITEM 7 | Madison Company (USA) |
| M3073 PRIMARY | Madison Company (USA) |
| Reference | Meaning |
|---|---|
| M3109 | 5/1 Secondary reference Madison Company |
NSN 5365-01-107-7487 is a Ring,shock,liquid Level Switch, manufactured by Madison Company, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-107-7487 has 2 manufacturer part numbers on file: M3109 ITEM 7 (Madison Company), M3073 (Madison Company).
3 possible matches (shared part number, not a government interchangeability claim): 5930-01-107-7530, 6680-01-108-4699, 2925-01-527-5105. Verify interchangeability with system specifications before substitution.
Key specifications for M3073: General Characteristics Item Description: NYLON; 2.250 IN. O/A DIA; 0.190 IN. O/A THK; SIX 0.500 IN. DIA HOLES EQUALLY SPACED ON A 1.500 IN. BOLT CIRCLE; ONE CENTER HOLE 0.570 IN. MIN,0.590 IN. MAX DIA IN; End Item Identification: MADISON LABORATORIES MODEL M3109 LIQUID LEVEL SWITCH. 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.