The Ratchet Attachment,socket Wrench, cataloged under National Stock Number 5120-01-399-9757, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 6 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-01-399-9757 |
| Primary Part Number | 5247 |
| Item Name | Ratchet Attachment,socket Wrench |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | The Stanley Works Dba Stanley Proto |
| Status | CANCELLED |
| Drive Surface Size | 0.375 INCHES NOMINAL BOTH ENDS IN |
| Surface Treatment | CHROMIUM OVERALL |
| Drive End Shape | SQUARE FIRST END INTERNAL |
| Drive End Shape | SQUARE SECOND END EXTERNAL |
| Material | STEEL OVERALL |
| Style Designator | EXTERNAL-INTERNAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 5120-01-399-9757 is a Ratchet Attachment,socket Wrench, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-01-399-9757 has 3 cross-referenced part numbers: 1AH87 (W.w. Grainger, Inc. Div Government Sales Division), 5247 (The Stanley Works Dba Stanley Proto), J5247 (The Stanley Works Dba Stanley Proto).
There are 9 known substitutes for 5120-01-399-9757: 4320-00-119-4662, 5306-00-376-8679, 5975-00-615-9172 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5247: Drive Surface Size: 0.375 INCHES NOMINAL BOTH ENDS IN; Surface Treatment: CHROMIUM OVERALL; Drive End Shape: SQUARE FIRST END INTERNAL; Drive End Shape: SQUARE SECOND END EXTERNAL. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-01-399-9757 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.