The Setscrew, cataloged under National Stock Number 5305-01-127-2928, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-127-2928 |
| Primary Part Number | 160D145221-23 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Point Diameter | 0.125 INCHES NOMINAL IN |
| Head Height | 0.300 INCHES NOMINAL IN |
| Point Length | 0.360 INCHES NOMINAL IN |
| Fastener Length | 1.800 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-83286 MIL SPEC SINGLE TREATMENT RESPONSE HEAD |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 1 FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| Thread Length | 1.440 INCHES NOMINAL IN |
| Hole Configuration Style | ROUND |
| Material Document and Classification | MIL-S-6758 COND D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Point Style | DOG |
| Surface Treatment | PAINT HEAD |
| Surface Treatment | CADMIUM THREADS |
| Minimum Tensile Strength | 90000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4130 OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Head Diameter | 0.500 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 |
|---|---|
| 160D145221-23 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 160D145221-23 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 5305-01-127-2928 is a Setscrew, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-127-2928 has 1 manufacturer part number on file: 160D145221-23 (Northrop Grumman Systems Corporation).
Key specifications for 160D145221-23: Point Diameter: 0.125 INCHES NOMINAL IN; Head Height: 0.300 INCHES NOMINAL IN; Point Length: 0.360 INCHES NOMINAL IN; Fastener Length: 1.800 INCHES NOMINAL IN. 25 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.