The Seat,valve, cataloged under National Stock Number 4820-01-634-0106, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-634-0106 |
| Primary Part Number | 7550478-26-29XX-XXXXA020-017D0 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| 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 |
|---|---|
| 7550478-26-29XX-XXXXA020-017D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 8139 | Tescom Corp Dba Tescom Div Tescom (USA) |
| G547-0002-26-29XX-XXXX020-017 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 7550478-26-29XX-XXXXA020-017 | Naval Sea Systems Command (USA) |
| 26-29XX-XXXXA020-017D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| 26-29XX-XXXXA020-017 | Tescom Corp Dba Tescom Div Tescom (USA) |
| 8139D0 | Naval Inventory Control Point Mechanicsburg (USA) |
| G547-0002-26-29XX-XXXX020-017D0 | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4820-01-634-0106 is a Seat,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-634-0106 has 8 cross-referenced part numbers: 7550478-26-29XX-XXXXA020-017D0 (Naval Inventory Control Point Mechanicsburg), 8139 (Tescom Corp Dba Tescom Div Tescom), G547-0002-26-29XX-XXXX020-017 (Electric Boat Corporation Div General Dynamics Electric Boat), 7550478-26-29XX-XXXXA020-017 (Naval Sea Systems Command), 26-29XX-XXXXA020-017D0 (Naval Inventory Control Point Mechanicsburg) and 3 more.
There are 10 known substitutes for 4820-01-634-0106: 2530-00-106-5568, 4730-00-545-0784, 6125-00-734-6128 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7550478-26-29XX-XXXXA020-017D0: 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.