The Screw,shoulder, cataloged under National Stock Number 5305-01-436-3191, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastbolt Corp. Dba Fastbolt Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-436-3191 |
| Primary Part Number | 39616-102 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastbolt Corp. Dba Fastbolt Corp |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.620 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN |
| Shoulder Length | 0.375 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.125 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.125 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 310 OR STEEL COMP 314 OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 39616-102 PRIMARY | Fastbolt Corp. Dba Fastbolt Corp (USA) |
| Reference | Meaning |
|---|---|
| A3131745-6 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5305-01-436-3191 is a Screw,shoulder, manufactured by Fastbolt Corp. Dba Fastbolt Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-436-3191 has 1 manufacturer part number on file: 39616-102 (Fastbolt Corp. Dba Fastbolt Corp).
Key specifications for 39616-102: Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 0.620 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN; Shoulder Length: 0.375 INCHES NOMINAL FIRST SHOULDER IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.