The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-286-1968, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-286-1968 |
| Primary Part Number | S2329076-27 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Width Across Flats | 0.220 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| Fastener Length | 2.719 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 2.312 INCHES MINIMUM IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | HEXAGON |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OR STEEL COMP 4140 OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.531 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM 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 |
|---|---|
| S2329076-27 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| S2329076-27 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-00-286-1968 is a Screw,cap,socket Head, manufactured by The Boeing Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-286-1968 has 1 manufacturer part number on file: S2329076-27 (The Boeing Company).
Key specifications for S2329076-27: Width Across Flats: 0.220 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN; Fastener Length: 2.719 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 2.312 INCHES MINIMUM 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.