The Screw,machine, cataloged under National Stock Number 5305-00-482-1706, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bei Sensors & Systems Company, Inc. Dba Bei Duncan. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-482-1706 |
| Primary Part Number | 120305 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Bei Sensors & Systems Company, Inc. Dba Bei Duncan |
| Status | ACTIVE |
| Head Height | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Fastener Length | 1.937 INCHES MINIMUM AND 1.947 INCHES MAXIMUM IN |
| Thread Length | 1.937 INCHES MINIMUM AND 1.947 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.124 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 |
|---|---|
| 120305 PRIMARY | Bei Sensors & Systems Company, Inc. Dba Bei Duncan (USA) |
| Reference | Meaning |
|---|---|
| 120305 | 5/9 Secondary reference Bei Sensors & Systems Co. Inc Dba Edcliff Instruments Division |
NSN 5305-00-482-1706 is a Screw,machine, manufactured by Bei Sensors & Systems Company, Inc. Dba Bei Duncan, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-482-1706 has 1 manufacturer part number on file: 120305 (Bei Sensors & Systems Company, Inc. Dba Bei Duncan).
2 possible matches (shared part number, not a government interchangeability claim): 1680-01-245-8557, 6240-01-294-6401. Verify interchangeability with system specifications before substitution.
Key specifications for 120305: Head Height: 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Fastener Length: 1.937 INCHES MINIMUM AND 1.947 INCHES MAXIMUM IN; Thread Length: 1.937 INCHES MINIMUM AND 1.947 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.086 INCHES IN. 12 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.