The Retainer,disk,valve, cataloged under National Stock Number 4820-01-009-3271, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Smith Meter Inc Parts Opn. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-009-3271 |
| Primary Part Number | 528667-1 |
| Item Name | Retainer,disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Smith Meter Inc Parts Opn |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 02191-1154-07 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 528667-1 PRIMARY | Smith Meter Inc Parts Opn (USA) |
| 2191-1154 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 2191-1154-07 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 507699-4 | Smith Meter Inc Parts Opn (USA) |
NSN 4820-01-009-3271 is a Retainer,disk,valve, manufactured by Smith Meter Inc Parts Opn, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-009-3271 has 5 cross-referenced part numbers: 02191-1154-07 (Harsco Corp Bmy-Combat Systems Div), 528667-1 (Smith Meter Inc Parts Opn), 2191-1154 (Harsco Corp Bmy-Combat Systems Div), 2191-1154-07 (Harsco Corp Bmy-Combat Systems Div), 507699-4 (Smith Meter Inc Parts Opn).
There is 1 known substitute for 4820-01-009-3271: 4820-00-944-2998. Verify interchangeability with system specifications before substitution.
Key specifications for 528667-1: End Item Identification: 4930-00-944-2998; Material: COPPER ALLOY. 2 total characteristics are documented in the Federal Logistics Information System.