The Screw,lag, cataloged under National Stock Number 5305-00-145-1064, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-145-1064 |
| Primary Part Number | FFB561 |
| Item Name | Screw,lag |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Shoulder Diameter | 0.360 INCHES MINIMUM AND 0.388 INCHES MAXIMUM FIRST SHOULDER IN |
| Nonmachine Nominal Thread Diameter | 0.375 INCHES IN |
| Width Between Flats | 0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Shoulder Length | 0.125 INCHES MINIMUM FIRST SHOULDER IN |
| Fastener Length | 3.000 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Head Style | HEXAGON |
| Head Height | 0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Hardness Rating | 60.0 ROCKWELL B MINIMUM OVERALL |
| Surface Treatment | ZINC OVERALL |
| Surface Treatment Document and Classification | ASTM-B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| FFB561 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FF-B-561 TY1ST1GRB | General Services Administration Federal Supply Service (USA) |
| MS16992-545 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| ASME-B18.2.1 | The American Society of Mechanical Engineers (USA) |
| ANSI B18.2.1 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 9743 | Slater Industries Incslacan Div (CAN) |
| 1076 | Bolt Depot, Inc. (USA) |
| AN540-6-6 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5305-00-145-1064 is a Screw,lag, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-145-1064 has 8 cross-referenced part numbers: FFB561 (Federal Specifications Promulgated by General Services Administration Washington DC), FF-B-561 TY1ST1GRB (General Services Administration Federal Supply Service), MS16992-545 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), ASME-B18.2.1 (The American Society of Mechanical Engineers), ANSI B18.2.1 (American National Standards Institute Incorporated Dba American National Standards Institute) and 3 more.
There are 12 known substitutes for 5305-00-145-1064: 5305-00-177-5505, 5305-00-177-5542, 5305-00-177-5578 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for FFB561: Shoulder Diameter: 0.360 INCHES MINIMUM AND 0.388 INCHES MAXIMUM FIRST SHOULDER IN; Nonmachine Nominal Thread Diameter: 0.375 INCHES IN; Width Between Flats: 0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN; Shoulder Length: 0.125 INCHES MINIMUM FIRST SHOULDER IN. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-145-1064 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.