The Valve,check, cataloged under National Stock Number 4820-01-547-6607, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is International Valve Corp Dba Check-All Valve Mfg. Co.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-547-6607 |
| Primary Part Number | F1JCSBN.500SS |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | International Valve Corp Dba Check-All Valve Mfg. Co. |
| 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 |
|---|---|
| S9233-XX-MMA-010/LCS S7-115 #304 | Naval Sea Systems Command (USA) |
| 11916123 | Fairbanks Morse, Llc (USA) |
| F1JCSBN.500SS PRIMARY | International Valve Corp Dba Check-All Valve Mfg. Co. (USA) |
| Reference | Meaning |
|---|---|
| 11916123 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-547-6607 is a Valve,check, manufactured by International Valve Corp Dba Check-All Valve Mfg. Co., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-547-6607 has 3 manufacturer part numbers on file: S9233-XX-MMA-010/LCS S7-115 #304 (Naval Sea Systems Command), 11916123 (Fairbanks Morse, Llc), F1JCSBN.500SS (International Valve Corp Dba Check-All Valve Mfg. Co.).
Key specifications for F1JCSBN.500SS: Part Name Assigned by Controlling Agency: VALVE, CHECK-ALL STYLE FIV, 1 1/2"; 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.