The Lens,light, cataloged under National Stock Number 6210-00-244-2897, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 18 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6210-00-244-2897 |
| Primary Part Number | MILL3661-21A |
| Item Name | Lens,light |
| FSC / FSG | 6210 / 62 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | CANCELLED |
| Overall Diameter | 1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN |
| Material | PLASTIC LENS |
| Surface Condition | SMOOTH BACK |
| Thread Diameter | 1.000 INCHES IN |
| Thread Series | UNS |
| Mounting Device Quantity | 1 |
| Mounting Method | INTERNAL THREAD |
| Color | BLACK HOLDER |
| Thread Class | 2B |
| Light Transmission Design | TRANSPARENT LENS |
| Thread Quantity | 27 PER INCH |
| Hazardous Locations/environmental Protection | DRIPPROOF |
| Effective Diameter | 0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Thread Length | 0.230 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Surface Condition | SMOOTH FACE |
| Color | CLEAR LENS |
| Style Designator | CONVEX |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILL3661-21A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| LC21CN1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| BS-51-0137-203 | British Sarozal Ltd (GBR) |
| MIL-L-3661/21 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 51-0137-203 | Dialight Corporation (USA) |
| LC21CN3 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6210-00-244-2897 is a Lens,light, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6210 (No Item Name Available). Status: cancelled.
NSN 6210-00-244-2897 has 6 cross-referenced part numbers: MILL3661-21A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LC21CN1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), BS-51-0137-203 (British Sarozal Ltd), MIL-L-3661/21 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 51-0137-203 (Dialight Corporation) and 1 more.
There are 9 known substitutes for 6210-00-244-2897: 6210-00-061-2623, 6210-00-067-8354, 6210-00-067-8357 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILL3661-21A: Overall Diameter: 1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN; Material: PLASTIC LENS; Surface Condition: SMOOTH BACK; Thread Diameter: 1.000 INCHES IN. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 6210-00-244-2897 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.