The Detent Plate, cataloged under National Stock Number 3040-01-346-1978, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Haywardindl. Products, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-346-1978 |
| Primary Part Number | 8740200900 |
| Item Name | Detent Plate |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Haywardindl. Products, Inc. |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| 8740200900 PRIMARY | Haywardindl. Products, Inc. (USA) |
| ST950080BRMMM REVJ PC56 | Haywardindl. Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ST950080BRMMM | D/9 Drawing number reference only Haywardindl. Products, Inc. |
NSN 3040-01-346-1978 is a Detent Plate, manufactured by Haywardindl. Products, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-346-1978 has 2 manufacturer part numbers on file: 8740200900 (Haywardindl. Products, Inc.), ST950080BRMMM REVJ PC56 (Haywardindl. Products, Inc.).
6 possible matches (shared part number, not a government interchangeability claim): 3040-01-346-1980, 3040-01-346-1981, 3040-01-346-1982. Verify interchangeability with system specifications before substitution.
Key specifications for 8740200900: End Item Identification: HAYWARD MODEL 950 CLASS 150 DUPLEX STRAINER; Material: STEEL. 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.