The O-Ring Kit, cataloged under National Stock Number 5331-01-581-0447, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-581-0447 |
| Primary Part Number | 423517 |
| Item Name | O-Ring Kit |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum |
| Status | ACTIVE |
| General Characteristics Item Description | THE KIT CONSIST OF: 7086-0920 O-RING, INLET (QTY.1) X 7086-0120 O-RING,LARGE POPPET (QTY.2) X 7086-0018 O-RING,SMALL POPPET (QTY.2) // THE KIT IS USE TO REPLACE O-RINGS ON HFC227-BC AND DRY CHEMICAL VALVE ASSEMBLIES |
| 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 |
|---|---|
| 423517 PRIMARY | Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum (USA) |
NSN 5331-01-581-0447 is a O-Ring Kit, manufactured by Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-581-0447 has 1 manufacturer part number on file: 423517 (Kidde Technologies Inc Dba Kidde Dual Spectrum Div Kidde Dual Spectrum).
Key specifications for 423517: General Characteristics Item Description: THE KIT CONSIST OF: 7086-0920 O-RING, INLET (QTY.1) X 7086-0120 O-RING,LARGE POPPET (QTY.2) X 7086-0018 O-RING,SMALL POPPET (QTY.2) // THE KIT IS USE TO REPLACE O-RINGS ON HFC227-BC AND DRY CHEMICAL VALVE ASSEMBLIES; Special Features: PART OF: 4210-01-575-1671 RETROFIT KIT,AUTOMATIC FIRE EXTINGUISHING SYSTEM (AFES); Part Name Assigned by Controlling Agency: REPLACEMENT O-RING KIT FOR HFC227-BC & DRY CHEMICAL VALVE ASSEMBLIES; End Item Identification: 2320-01-437-6957 ARMORED SECURITY VEHICLE (ASV). 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.