The Lens,light, cataloged under National Stock Number 6210-00-231-8408, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 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 | 6210-00-231-8408 |
| Primary Part Number | 178-7571-500 MARKED 4 |
| Item Name | Lens,light |
| FSC / FSG | 6210 / 62 — No Item Name Available |
| Manufacturer | Dialight Corporation |
| Status | ACTIVE |
| Thread Series | UNEF |
| Surface Condition | SMOOTH FACE |
| Features Provided | ROTATABLE ALIGNMENT CAPABILITY |
| Inscription | 4 FACE |
| Surface Condition | SMOOTH BACK |
| Material | COPPER ALLOY HOLDER |
| Mounting Method | EXTERNAL THREAD |
| Overall Diameter | 0.562 INCHES NOMINAL IN |
| Thread Quantity | 32 PER INCH |
| Holder Surface Treatment | NICKEL |
| Color | RED, IDENTIFICATION LENS |
| Effective Diameter | 0.469 INCHES NOMINAL IN |
| Color | NICKEL HOLDER |
| Style Designator | FLAT |
| Color | BLACK INSCRIPTION |
| Light Transmission Design | TRANSLUCENT LENS |
| Hazardous Locations/environmental Protection | DUSTTIGHT |
| Color | RED, IDENTIFICATION INSCRIPTION BACKGROUND |
| Thread Direction | RIGHT-HAND |
| Material | PLASTIC LENS |
| Thread Class | 2A A |
| Mounting Device Quantity | 1 |
| Thread Diameter | 0.312 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 178-7571-500 MARKED 4 | Dialight Corporation (USA) |
| LC11RT2 MARKED 4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-L-3661/11 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 141362-4 | Raytheon Company Dba Raytheon Co (USA) |
| 141362-4 | Raytheon Company Div Corp (USA) |
| 178-7571-500-10004-51 | Dialight Corporation (USA) |
| MIL-DTL-3661/11 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6210-00-231-8408 is a Lens,light, manufactured by Dialight Corporation, classified under FSC 6210 (No Item Name Available). Status: active.
NSN 6210-00-231-8408 has 7 cross-referenced part numbers: 178-7571-500 MARKED 4 (Dialight Corporation), LC11RT2 MARKED 4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-3661/11 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 141362-4 (Raytheon Company Dba Raytheon Co), 141362-4 (Raytheon Company Div Corp) and 2 more.
There are 12 known substitutes for 6210-00-231-8408: 6210-00-045-5501, 6210-00-045-5504, 6210-00-045-5505 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 178-7571-500 MARKED 4: Thread Series: UNEF; Surface Condition: SMOOTH FACE; Features Provided: ROTATABLE ALIGNMENT CAPABILITY; Inscription: 4 FACE. 24 total characteristics are documented in the Federal Logistics Information System.