The Screw,machine, cataloged under National Stock Number 5305-01-159-6011, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-159-6011 |
| Primary Part Number | 5165887-2 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 0.860 INCHES NOMINAL IN |
| Thread Length | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Purchase Description Identification | 53711-516887-2 |
| Width Between Flats | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Material | STEEL COMP 303 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-01-159-6011 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-159-6011 has 2 manufacturer part numbers on file: EC10001-2 (Allmetal Screw Products Corp), 5165887-2 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-345-4855. Verify interchangeability with system specifications before substitution.
Key specifications for 5165887-2: Head Height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 0.860 INCHES NOMINAL IN; Thread Length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.164 INCHES IN. 13 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.