The Seat,valve, cataloged under National Stock Number 4820-00-032-1130, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Setra Systems, Inc. Dba Gems Sensors. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-032-1130 |
| Primary Part Number | 10990 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Setra Systems, Inc. Dba Gems Sensors |
| Status | ACTIVE |
| Seating Surface Shape | ANGULAR |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | ITEM THAT SUPPORTS A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS |
| Style Designator | PLAIN |
| Body Inside Diameter | 0.498 INCHES MINIMUM AND 0.503 INCHES MAXIMUM IN |
| Material | PLASTIC ACETAL OVERALL |
| Body Outside Diameter | 1.050 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 10990 | Setra Systems, Inc. Dba Gems Sensors (USA) |
| 10990Q3 | Naval Inventory Control Point Mechanicsburg (USA) |
| V7871PC27Q3 | Naval Inventory Control Point Mechanicsburg (USA) |
| V7871PC27 | Tyco Fire Products Lp (USA) |
| 101-8131 | Tyco Fire Products Lp (USA) |
| 101-8131Q3 | Naval Inventory Control Point Mechanicsburg (USA) |
NSN 4820-00-032-1130 is a Seat,valve, manufactured by Setra Systems, Inc. Dba Gems Sensors, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-032-1130 has 6 cross-referenced part numbers: 10990 (Setra Systems, Inc. Dba Gems Sensors), 10990Q3 (Naval Inventory Control Point Mechanicsburg), V7871PC27Q3 (Naval Inventory Control Point Mechanicsburg), V7871PC27 (Tyco Fire Products Lp), 101-8131 (Tyco Fire Products Lp) and 1 more.
There are 7 known substitutes for 4820-00-032-1130: 5305-00-724-8480, 6645-01-094-8401, 4720-01-114-5885 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 10990: Seating Surface Shape: ANGULAR; Criticality Code Justification: ZZZY; Special Features: 4 SLOTS SPACED 90 DEG APART ON OD 1/16 IN. W BY 1/32 IN. DEEP IN; Overall Height: 0.209 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.