The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-547-3757, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fairbanks Morse, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-547-3757 |
| Primary Part Number | PA12652259 |
| Item Name | Diaphragm,valve,flat |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| PA12652259 PRIMARY | Fairbanks Morse, Llc (USA) |
| S9233-XX-MMA-010/LCS SH7-101 #8 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| PA12652259 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-01-547-3757 is a Diaphragm,valve,flat, manufactured by Fairbanks Morse, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-547-3757 has 2 manufacturer part numbers on file: PA12652259 (Fairbanks Morse, Llc), S9233-XX-MMA-010/LCS SH7-101 #8 (Naval Sea Systems Command).
Key specifications for PA12652259: Part Name Assigned by Controlling Agency: DIAPHRAGM, CYL HEAD; End Item Identification: LITTORAL COMBAT SHIP (LCS) PA6B; COLT-PIELSTICK I6PA6B-STC ENGINE. 0 specifications are 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.