The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-466-9745, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-466-9745 |
| Primary Part Number | 9998-0100-001 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| Width Across Flats | 0.127 INCHES NOMINAL IN |
| Head Height | 0.100 INCHES NOMINAL IN |
| External Thread Tolerance Class | 8H |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.361 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 |
|---|---|
| 9998-0100-001 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
| 92949A263 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 92950A240 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5305-01-466-9745 is a Screw,cap,socket Head, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-466-9745 has 2 manufacturer part numbers on file: 9998-0100-001 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems), 92949A263 (Mcmaster-Carr Supply Co).
Key specifications for 9998-0100-001: Width Across Flats: 0.127 INCHES NOMINAL IN; Head Height: 0.100 INCHES NOMINAL IN; External Thread Tolerance Class: 8H; Fastener Length: 0.500 INCHES NOMINAL IN. 14 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.