The Screw,machine, cataloged under National Stock Number 5305-00-655-6334, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fraser Optics Llc Dba Fraser Optics Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-655-6334 |
| Primary Part Number | CAV70-2-3B |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fraser Optics Llc Dba Fraser Optics Llc |
| Status | ACTIVE |
| Head Height | 0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Screw Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 0.188 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | BINDING |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 303 |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.171 INCHES MINIMUM AND 0.181 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 |
|---|---|
| CAV70-2-3B | Fraser Optics Llc Dba Fraser Optics Llc (USA) |
| FB2-3LG | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| Reference | Meaning |
|---|---|
| CAV70-2-3B | 3/9 Design control — primary reference Recon/optical, Inc. |
NSN 5305-00-655-6334 is a Screw,machine, manufactured by Fraser Optics Llc Dba Fraser Optics Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-655-6334 has 2 manufacturer part numbers on file: CAV70-2-3B (Fraser Optics Llc Dba Fraser Optics Llc), FB2-3LG (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for CAV70-2-3B: Head Height: 0.041 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.188 INCHES NOMINAL IN; Screw Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE. 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.