The Guide,valve Stem, cataloged under National Stock Number 4820-01-633-8476, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-633-8476 |
| Primary Part Number | G547-0002-20307-21 |
| Item Name | Guide,valve Stem |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICALS AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| Criticality Code Justification | ZZZY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| G547-0002-20307-21 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| A7413.001.119 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 7383858-20307-21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 20307 FIND 21 | Anderson Greenwood and Co (USA) |
| H547-0001-20307-21 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 20307 FIND 21 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 7550478-20307-21 | Naval Sea Systems Command (USA) |
| G547-0002-20307-21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 20307 FIND 21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 20307-21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7550478-20307-21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 7383858-20307-21 | Naval Sea Systems Command (USA) |
| 20307-21 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| A7413.001.119D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0001-20307-21D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| A7413.001.119 | Anderson Greenwood and Co (USA) |
NSN 4820-01-633-8476 is a Guide,valve Stem, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-633-8476 has 16 cross-referenced part numbers: G547-0002-20307-21 (Electric Boat Corporation Div General Dynamics Electric Boat), A7413.001.119 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 7383858-20307-21D0 (Naval Inventory Control Point Mechanicsburg), 20307 FIND 21 (Anderson Greenwood and Co), H547-0001-20307-21 (Electric Boat Corporation Div General Dynamics Electric Boat) and 11 more.
There are 2 known substitutes for 4820-01-633-8476: 4820-01-050-9781, 4820-01-654-6794. Verify interchangeability with system specifications before substitution.
Key specifications for G547-0002-20307-21: Reference Number Differentiating Characteristics: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P9290 SYSTEM CERTIFICATION PROCEDURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS AND REQUIRES CLEANING, PACKING, AND MARKING IAW MIL-STD-1622 OR MIL-STD-1330 AS DEEMED APPLICABLE; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICALS AS DIFFERENTIATED BY SPECIAL TEST FEATURES; Criticality Code Justification: ZZZY. 2 total characteristics are documented in the Federal Logistics Information System.