The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-396-8037, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Microfilm Service Corporation Dba Msc. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-396-8037 |
| Primary Part Number | 74B059776 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Microfilm Service Corporation Dba Msc |
| Status | ACTIVE |
| Head Height | 0.079 INCHES NOMINAL IN |
| External Thread Tolerance Class | 6G G |
| Point Length | 0.039 INCHES NOMINAL IN |
| Fastener Length | 0.433 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Pitch in Millimeters | 0.45 |
| Thread Length | 0.157 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 90.0 DEGREES NOMINAL |
| First Diameter From Head | 0.071 INCHES NOMINAL IN |
| Nominal Thread Diameter | 2.5 MILLIMETERS MM |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.237 INCHES NOMINAL IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | SLOT |
| Material | COPPER ALLOY 360 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 0.197 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-01-396-8037 is a Screw,externally Relieved Body, manufactured by Microfilm Service Corporation Dba Msc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-396-8037 has 2 manufacturer part numbers on file: 21100-590 (Schroff Inc Dba Pentair Technical Products), 74B059776 (Microfilm Service Corporation Dba Msc).
Key specifications for 74B059776: Head Height: 0.079 INCHES NOMINAL IN; External Thread Tolerance Class: 6G G; Point Length: 0.039 INCHES NOMINAL IN; Fastener Length: 0.433 INCHES NOMINAL IN. 22 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.