The Setscrew, cataloged under National Stock Number 5305-01-451-4131, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-451-4131 |
| Primary Part Number | 3770-40125 ITEM 31 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | ACTIVE |
| Fastener Length | 0.187 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 39936-049 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 3770-40125 ITEM 31 PRIMARY | Moog Inc. Dba Ampac-Isp Corp (USA) |
| Reference | Meaning |
|---|---|
| 1090-41565 ITEM 36 | C/1 Advisory reference — outside the item-of-supply concept Moog Inc. Dba Ampac-Isp Corp |
NSN 5305-01-451-4131 is a Setscrew, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-451-4131 has 2 manufacturer part numbers on file: 39936-049 (Moog Inc. Dba Ampac-Isp Corp), 3770-40125 ITEM 31 (Moog Inc. Dba Ampac-Isp Corp).
Key specifications for 3770-40125 ITEM 31: Fastener Length: 0.187 INCHES NOMINAL IN; Nominal Thread Diameter: 0.190 INCHES IN; Thread Direction: RIGHT-HAND; Thread Class: 2A A. 6 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.