The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-995-2741, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. 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through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-995-2741 |
| Primary Part Number | NAS1189-3T10 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Thread Length | 0.542 INCHES MINIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1189 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | PATCH OR PELLET OR STRIP THREADS |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.322 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| 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 |
|---|---|
| NAS1189-3T10 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1189-3T10 | 5/9 Secondary reference U.S. Government activity |
| NAS1189-3T10 | 5/9 Secondary reference Apcom Inc |
| NAS1189-3T10 | 5/9 Secondary reference Hi-Shear Corporation |
| NAS1189-3T10 | 5/9 Secondary reference Nor-Cal Supply Co |
| LK1189-3T10 | 5/9 Secondary reference Torkon Fastener Corp |
| NAS1189-3T10 | 5/9 Secondary reference Plastic and Metal Products Corporation |
| NAS1189-3T10 | 5/9 Secondary reference Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc |
| NAS1189-3T10 | 5/9 Secondary reference U.S. Government activity |
| NAS1189-3T10 | 5/9 Secondary reference Fastener Innovation Technology, Inc. Dba F I T |
| NAS1189-3T10 | 5/9 Secondary reference Air Industries Co Inc |
| NAS1189-3T10 | 5/9 Secondary reference U.S. Government activity |
| NAS1189-3T10 | 5/9 Secondary reference F and C Sales Inc |
| NAS1189-3T10 | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1189-3T10 | 5/9 Secondary reference Long-Lok Llc |
| NAS1189-3T10 | 5/9 Secondary reference Nd Industries Inc Div Eastern Division |
| NAS1189-3T10 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1189-3T10 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-995-2741 is a Screw,cap,socket Head, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-995-2741 has 1 manufacturer part number on file: NAS1189-3T10 (Huck International, Inc).
Key specifications for NAS1189-3T10: Fastener Length: 0.625 INCHES NOMINAL IN; Thread Length: 0.542 INCHES MINIMUM IN; Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL; Nominal Thread Diameter: 0.190 INCHES IN. 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.