The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-049-2170, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-049-2170 |
| Primary Part Number | NAS1190-08P6 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Head Height | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Fastener Length | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.282 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1190 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL |
| Thread Series Designator | UNJC |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.322 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 |
|---|---|
| NAS1190-08P6 | Nor-Cal Supply Co (USA) |
| NAS1190-08P6 PRIMARY | Hi-Shear Corporation (USA) |
| NAS1190-08P6 | Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc (USA) |
| NAS1190-08P6 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS1190-08P6 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1190-08P6 PRIMARY | Apcom Inc (USA) |
| NAS1190-08P6 | Plastic and Metal Products Corporation (USA) |
| NAS1190-08P6 PRIMARY | Nd Industries Inc Div Eastern Division (USA) |
| NAS1190-08P6 PRIMARY | Long-Lok Llc (USA) |
| Reference | Meaning |
|---|---|
| NAS1190-08P6 | 5/9 Secondary reference Air Industries Co Inc |
| NAS1190-08P6 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| NAS1190-08P6 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1190-08P6 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1190-08P6 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1190-08P6 | 5/9 Secondary reference F and C Sales Inc |
| NAS1190-08P6 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1190-08P6 | 5/9 Secondary reference U.S. Government activity |
| NAS1190-08P6 | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
NSN 5305-01-049-2170 is a Screw,cap,socket Head, manufactured by Hi-Shear Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-049-2170 has 9 manufacturer part numbers on file: NAS1190-08P6 (Nor-Cal Supply Co), NAS1190-08P6 (Hi-Shear Corporation), NAS1190-08P6 (Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc), NAS1190-08P6 (Fastener Innovation Technology, Inc. Dba F I T), NAS1190-08P6 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 4 more.
Key specifications for NAS1190-08P6: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Head Height: 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN; Fastener Length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. 20 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.