The Setscrew, cataloged under National Stock Number 5305-00-243-4740, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Nd Defense Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-243-4740 |
| Primary Part Number | 12436R1 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Nd Defense Llc |
| Status | ACTIVE |
| Fastener Length | 3.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | SQUARE |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Surface Treatment | PHOSPHATE OVERALL |
| Thread Quantity Per Inch | 10 |
| Material | STEEL 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 |
|---|---|
| 12436R1 | Nd Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 12436R1 | 5/9 Secondary reference U.S. Government activity |
| ESP-C-34.221-NPP | D/9 Drawing number reference only Nd Defense Llc |
| 12436R1 | 3/9 Design control — primary reference Asf Logistics, Llc |
NSN 5305-00-243-4740 is a Setscrew, manufactured by Nd Defense Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-243-4740 has 1 manufacturer part number on file: 12436R1 (Nd Defense Llc).
Key specifications for 12436R1: Fastener Length: 3.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.750 INCHES IN; Head Style: SQUARE; Thread Direction: RIGHT-HAND. 9 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.