The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-553-2176, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ernst Flow Industries Llc Div Ernst Flow Industries. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-553-2176 |
| Primary Part Number | 53A |
| Item Name | Indicator,sight,liquid |
| FSC / FSG | 6680 / 66 — No Item Name Available |
| Manufacturer | Ernst Flow Industries Llc Div Ernst Flow Industries |
| Status | ACTIVE |
| Style Designator | ANGLE PATTERN, SHIELDED |
| Nominal Pipe Size for Which Designed | UNABLE TO DECODE |
| Material | COPPER ALLOY |
| Material Document and Classification | ASTM-B.61 ASSN STD SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 53A PRIMARY | Ernst Flow Industries Llc Div Ernst Flow Industries (USA) |
| HS43-A9-0799-D ITEM 200 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
| R978919989 | Bosch Rexroth Corporation Div Industrial Hydraulics (USA) |
NSN 6680-01-553-2176 is a Indicator,sight,liquid, manufactured by Ernst Flow Industries Llc Div Ernst Flow Industries, classified under FSC 6680 (No Item Name Available). Status: active.
NSN 6680-01-553-2176 has 3 cross-referenced part numbers: 53A (Ernst Flow Industries Llc Div Ernst Flow Industries), HS43-A9-0799-D ITEM 200 (Bosch Rexroth Corporation Div Industrial Hydraulics), R978919989 (Bosch Rexroth Corporation Div Industrial Hydraulics).
There are 6 known substitutes for 6680-01-553-2176: 5315-00-011-0743, 6250-00-669-5617, 8340-00-845-5384 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 53A: Style Designator: ANGLE PATTERN, SHIELDED; Nominal Pipe Size for Which Designed: UNABLE TO DECODE; Material: COPPER ALLOY; End Item Identification: SIGHT GLASS 53A A. 5 total characteristics are documented in the Federal Logistics Information System.