The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-310-6948, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-310-6948 |
| Primary Part Number | MIL-H-87111/4 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Nominal Thread Size | 0.112 INCHES FIRST MOUNTING FACILITY IN |
| Surface Treatment | ANODIZE |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) FIRST MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) THIRD MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.056 INCHES MINIMUM AND 0.078 INCHES MAXIMUM THIRD MOUNTING FACILITY IN |
| Unthreaded Mounting Hole Diameter | 0.189 INCHES MINIMUM AND 0.211 INCHES MAXIMUM SECOND MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY |
| Overall Diameter | 0.810 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN |
| Specification/standard Data | 81349-MIL-H-87111/4 GOVERNMENT SPECIFICATION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST MOUNTING FACILITY |
| Test Data Document | 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Thread Class | 2B FIRST MOUNTING FACILITY |
| Nominal Thread Size | 0.112 INCHES FIRST MOUNTING FACILITY IN |
| Surface Treatment | ANODIZE |
| Mounting Facility Type and Quantity | 2 THREADED HOLE(S) FIRST MOUNTING FACILITY |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) THIRD MOUNTING FACILITY |
| Unthreaded Mounting Hole Diameter | 0.056 INCHES MINIMUM AND 0.078 INCHES MAXIMUM THIRD MOUNTING FACILITY IN |
| Unthreaded Mounting Hole Diameter | 0.189 INCHES MINIMUM AND 0.211 INCHES MAXIMUM SECOND MOUNTING FACILITY IN |
| Material | ALUMINUM ALLOY |
| Overall Diameter | 0.810 INCHES MINIMUM AND 0.823 INCHES MAXIMUM IN |
| Specification/standard Data | 81349-MIL-H-87111/4 GOVERNMENT SPECIFICATION |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST MOUNTING FACILITY |
| Test Data Document | 81349-MIL-H-87111 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) SECOND MOUNTING FACILITY |
| Thread Class | 2B FIRST MOUNTING FACILITY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Shelf Life Code | 0 |
| Criticality Code | N |
| Unit of Issue | EA |
| SMR Code | JN |
| Part Number | Manufacturer |
|---|---|
| MIL-H-87111/4 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M87111/04-1H01 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5999-01-310-6948 is a Heat Sink,electrical-Electronic, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5999 (No Item Name Available). Status: active.
NSN 5999-01-310-6948 has 2 cross-referenced part numbers: MIL-H-87111/4 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M87111/04-1H01 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 11 known substitutes for 5999-01-310-6948: 5999-01-192-3273, 5999-01-205-3101, 5999-01-520-5159 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for MIL-H-87111/4: Nominal Thread Size: 0.112 INCHES FIRST MOUNTING FACILITY IN; Surface Treatment: ANODIZE; Mounting Facility Type and Quantity: 2 THREADED HOLE(S) FIRST MOUNTING FACILITY; Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) THIRD MOUNTING FACILITY. 28 total characteristics are documented in the Federal Logistics Information System.