The Screw,machine, cataloged under National Stock Number 5305-01-357-5866, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Long-Lok Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-357-5866 |
| Primary Part Number | T-1356-8 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Long-Lok Llc |
| Status | ACTIVE |
| Head Height | 0.031 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Screw Material Document and Classification | ASTMA493 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.133 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Locking Feature Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Locking Feature | STRIP |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 80 |
| Thread Series Designator | UNF |
| Head Diameter | 0.104 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | OO-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| T-1356-8 PRIMARY | Long-Lok Llc (USA) |
| Reference | Meaning |
|---|---|
| 7555972-8 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-357-5866 is a Screw,machine, manufactured by Long-Lok Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-357-5866 has 1 manufacturer part number on file: T-1356-8 (Long-Lok Llc).
Key specifications for T-1356-8: Head Height: 0.031 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Screw Material Document and Classification: ASTMA493 ASSN STD SINGLE MATERIAL RESPONSE. 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.