The Screw,shoulder, cataloged under National Stock Number 5305-01-072-9124, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-072-9124 |
| Primary Part Number | 0570-1171 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Fastener Length | 0.469 INCHES NOMINAL IN |
| Shoulder Length | 0.118 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.160 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.225 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.270 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0570-1171 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0570-1171 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0570-117 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0570-1171 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5305-01-072-9124 is a Screw,shoulder, manufactured by Keysight Technologies Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-072-9124 has 1 manufacturer part number on file: 0570-1171 (Keysight Technologies Inc).
Key specifications for 0570-1171: Fastener Length: 0.469 INCHES NOMINAL IN; Shoulder Length: 0.118 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.160 INCHES NOMINAL FIRST SHOULDER IN; Thread Length: 0.225 INCHES NOMINAL IN. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.