The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-340-9055, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is American Fastener Components Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-340-9055 |
| Primary Part Number | 7108988-001 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | American Fastener Components Inc |
| Status | ACTIVE |
| Width Across Flats | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Head Height | 0.083 INCHES NOMINAL IN |
| Fastener Length | 0.450 INCHES NOMINAL IN |
| Thread Length | 0.188 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 56 |
| Material | STEEL COMP 3130 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.134 INCHES MINIMUM AND 0.140 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 |
|---|---|
| 7108988-001 | American Fastener Components Inc (USA) |
| Reference | Meaning |
|---|---|
| 7108988-001 | C/1 Advisory reference — outside the item-of-supply concept Century Fasteners Corp. Dba Century Fasteners Corp |
| 7108988-001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-340-9055 is a Screw,cap,socket Head, manufactured by American Fastener Components Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-340-9055 has 1 manufacturer part number on file: 7108988-001 (American Fastener Components Inc).
Key specifications for 7108988-001: Width Across Flats: 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN; Head Height: 0.083 INCHES NOMINAL IN; Fastener Length: 0.450 INCHES NOMINAL IN; Thread Length: 0.188 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.