The Sight Glass Assembly, cataloged under National Stock Number 4130-00-915-5341, is classified within Federal Supply Class 4130 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Aqua-Chem Inc Cleaver-Brooks Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-915-5341 |
| Primary Part Number | 550-9 |
| Item Name | Sight Glass Assembly |
| FSC / FSG | 4130 / 41 — No Item Name Available |
| Manufacturer | Aqua-Chem Inc Cleaver-Brooks Div |
| Status | ACTIVE |
| General Characteristics Item Description | FRAME ALUMINUM MIL-B-16033,BRONZE CL-2-CAST,9 IN. OD,5 IN. ID,1.75 IN. H,PYREX GLASS 6 IN. DIA,0.750 IN. THK W/ANNULAR EDGE,1 RETAINING RING,1 FLANGE GASKET,2 SIGHT GLASS GASKETS,2 GROOVE PINS 0.25 IN. DIA,0.625 IN. LG,1 HEX HEAD CAP SCREWS,10 EA STUDS,LOCKWASHERS,HEX NUTS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 550-9 | Aqua-Chem Inc Cleaver-Brooks Div (USA) |
| 550-00039-000 | Aqua-Chem Inc Cleaver-Brooks Div (USA) |
| 550-9 | Aqua-Chem, Inc. (USA) |
| 550-39 | Aqua-Chem, Inc. (USA) |
| 550-39 | Aqua-Chem Inc Cleaver-Brooks Div (USA) |
| 550-00039-000 | Aqua-Chem, Inc. (USA) |
NSN 4130-00-915-5341 is a Sight Glass Assembly, manufactured by Aqua-Chem Inc Cleaver-Brooks Div, classified under FSC 4130 (No Item Name Available). Status: active.
NSN 4130-00-915-5341 has 6 cross-referenced part numbers: 550-9 (Aqua-Chem Inc Cleaver-Brooks Div), 550-00039-000 (Aqua-Chem Inc Cleaver-Brooks Div), 550-9 (Aqua-Chem, Inc.), 550-39 (Aqua-Chem, Inc.), 550-39 (Aqua-Chem Inc Cleaver-Brooks Div) and 1 more.
There are 12 known substitutes for 4130-00-915-5341: 3110-00-156-7899, 4730-00-203-4681, 4730-00-278-5656 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 550-9: General Characteristics Item Description: FRAME ALUMINUM MIL-B-16033,BRONZE CL-2-CAST,9 IN. OD,5 IN. ID,1.75 IN. H,PYREX GLASS 6 IN. DIA,0.750 IN. THK W/ANNULAR EDGE,1 RETAINING RING,1 FLANGE GASKET,2 SIGHT GLASS GASKETS,2 GROOVE PINS 0.25 IN. DIA,0.625 IN. LG,1 HEX HEAD CAP SCREWS,10 EA STUDS,LOCKWASHERS,HEX NUTS IN. 1 total characteristics are documented in the Federal Logistics Information System.