The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-162-0400, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Nor-Cal Supply Co. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 10 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-162-0400 |
| Primary Part Number | NAS1189E08P7LK |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Nor-Cal Supply Co |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Fastener Length | 0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.277 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1189 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | STRIP THREADS |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNJC |
| Head Diameter | 0.280 INCHES MINIMUM AND 0.332 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 |
|---|---|
| NAS1189E08P7LK PRIMARY | Nor-Cal Supply Co (USA) |
| NAS1189E08P7LK PRIMARY | Apcom Inc (USA) |
| NAS1189E08P7LK PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS1189E08P7LK PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1189E08P7LK PRIMARY | Long-Lok Llc (USA) |
| NAS1189E08P7LK PRIMARY | Hi-Shear Corporation (USA) |
| NAS1189E08P7LK PRIMARY | Plastic and Metal Products Corporation (USA) |
| NAS1189E08P7LK PRIMARY | Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc (USA) |
| NAS1189E08P7LK PRIMARY | Nd Industries Inc Div Eastern Division (USA) |
| NAS1189E08P7LK PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1189E08P7LK | 3/2 Design control — primary reference U.S. Government activity |
| NAS1189E08P7LK | 3/2 Design control — primary reference U.S. Government activity |
| NAS1189E08P7LK | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1189E08P7LK | 3/2 Design control — primary reference U.S. Government activity |
| NAS1189E08P7LK | 5/9 Secondary reference U.S. Government activity |
| NAS1189E08P7LK | 5/9 Secondary reference Air Industries Co Inc |
| NAS1189E08P7LK | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
NSN 5305-01-162-0400 is a Screw,cap,socket Head, manufactured by Nor-Cal Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-162-0400 has 10 manufacturer part numbers on file: NAS1189E08P7LK (Nor-Cal Supply Co), NAS1189E08P7LK (Apcom Inc), NAS1189E08P7LK (Fastener Innovation Technology, Inc. Dba F I T), NAS1189E08P7LK (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), NAS1189E08P7LK (Long-Lok Llc) and 5 more.
Key specifications for NAS1189E08P7LK: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Fastener Length: 0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.