The Disk,valve, cataloged under National Stock Number 4810-01-464-8101, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-464-8101 |
| Primary Part Number | N-1218-3 C-12209-205-Y |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Style Designator | SOLID |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Media for Which Designed | WATER |
| Material | NICKEL ALLOY 400 |
| 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 |
|---|---|
| N-1218-3 C-12209-205-Y PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| N-12183-3 2IN PC3 | 5/9 Secondary reference The Walworth Company |
| C-12209-205-Y | 5/9 Secondary reference The Walworth Company |
| N-12183-3 | 5/9 Secondary reference The Walworth Company |
NSN 4810-01-464-8101 is a Disk,valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-464-8101 has 1 manufacturer part number on file: N-1218-3 C-12209-205-Y (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-563-9561. Verify interchangeability with system specifications before substitution.
Key specifications for N-1218-3 C-12209-205-Y: Style Designator: SOLID; Material Document and Classification: QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE; Special Features: SOLID CAST TYPE WEDGE OPTION ONLY ASTM A494 GR M30C;WEDGES ORDERED FOR REPAIR WILL HAVE ADDED STOCK ON WEDGE FACE;ONE SIDE MAY BE UNMACHINED;FINISHING BY CUSTOMER FOR FITUP MAYBE REQUIRED; Media for Which Designed: WATER. 4 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.