The Seat,valve, cataloged under National Stock Number 4820-00-570-5077, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Joy Mfg Co Air Power Group Michigan City Plant. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-570-5077 |
| Primary Part Number | 217469 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Joy Mfg Co Air Power Group Michigan City Plant |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Hardness Rating | 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 90.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM BODY |
| Material Document and Classification | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hardness Rating | 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 90.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM FACE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-570-5077 is a Seat,valve, manufactured by Joy Mfg Co Air Power Group Michigan City Plant, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-570-5077 has 2 cross-referenced part numbers: 217469 (Joy Mfg Co Air Power Group Michigan City Plant), 217469 (Joy Global Underground Mining Llc).
There are 3 known substitutes for 4820-00-570-5077: 5330-00-927-3191, 5365-01-171-1260, 5331-01-479-4383. Verify interchangeability with system specifications before substitution.
Key specifications for 217469: Material: STEEL OVERALL; Hardness Rating: 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 90.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM BODY; Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Hardness Rating: 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 90.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM FACE. 4 total characteristics are documented in the Federal Logistics Information System.