The Retaining Nut,throttling Skirt, cataloged under National Stock Number 4820-01-220-6750, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Corp Crane Valve Services Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-220-6750 |
| Primary Part Number | S1618 |
| Item Name | Retaining Nut,throttling Skirt |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crane Corp Crane Valve Services Div |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL COPPER ALLOY,ASTM B164 CLB |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| DR-33512-H PIECE 11 | Crane Co Div Valve Div (USA) |
| S1618 PRIMARY | Crane Corp Crane Valve Services Div (USA) |
| DR-33512-H | Crane Co Div Valve Div (USA) |
| DR-133512 PIECE | Crane Co Div Valve Div (USA) |
NSN 4820-01-220-6750 is a Retaining Nut,throttling Skirt, manufactured by Crane Corp Crane Valve Services Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-220-6750 has 4 cross-referenced part numbers: DR-33512-H PIECE 11 (Crane Co Div Valve Div), S1618 (Crane Corp Crane Valve Services Div), DR-33512-H (Crane Co Div Valve Div), DR-133512 PIECE (Crane Co Div Valve Div).
There are 8 known substitutes for 4820-01-220-6750: 5306-00-240-0799, 2815-00-554-6396, 4820-01-214-9007 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for S1618: General Characteristics Item Description: NICKEL COPPER ALLOY,ASTM B164 CLB. 1 total characteristics are documented in the Federal Logistics Information System.