The Setscrew, cataloged under National Stock Number 5305-01-477-9669, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc.. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-477-9669 |
| Primary Part Number | 243699-100 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | L3 Technologies, Inc. |
| Status | ACTIVE |
| Fastener Length | 0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN |
| Thread Length | 0.130 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Hardness Rating | 100.0 ROCKWELL B MINIMUM THREADS |
| Material Document and Classification | 18-8 MFR REF 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CUP |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 243699-100 | L3 Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| A3279599 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-477-9669 is a Setscrew, manufactured by L3 Technologies, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-477-9669 has 1 manufacturer part number on file: 243699-100 (L3 Technologies, Inc.).
Key specifications for 243699-100: Fastener Length: 0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN; Thread Length: 0.130 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN; Hardness Rating: 100.0 ROCKWELL B MINIMUM THREADS; Material Document and Classification: 18-8 MFR REF 1ST MATERIAL RESPONSE OVERALL. 13 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.