The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-995-3166, 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 11 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-995-3166 |
| Primary Part Number | NAS1191C08P16L |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MINIMUM IN |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1191 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Locking Feature | STRIP THREADS |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Yield Strength | 85000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.265 INCHES MINIMUM AND 0.270 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 |
|---|---|
| NAS1191C08P16L PRIMARY | Huck International, Inc (USA) |
| NAS1191C08P16L | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| NAS1191C08P16L PRIMARY | Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc (USA) |
| NAS1191C08P16L PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| NAS1191C08P16L PRIMARY | Nd Industries Inc Div Eastern Division (USA) |
| NAS1191C08P16L PRIMARY | Nor-Cal Supply Co (USA) |
| NAS1191C08P16L PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| NAS1191C08P16L PRIMARY | Plastic and Metal Products Corporation (USA) |
| NAS1191C08P16L PRIMARY | Long-Lok Llc (USA) |
| NAS1191C08P16L PRIMARY | Hi-Shear Corporation (USA) |
| NAS1191C08P16L PRIMARY | Apcom Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1191C08P16L | 5/9 Secondary reference Air Industries Co Inc |
| NAS1191C08P16L | 3/2 Design control — primary reference U.S. Government activity |
| NAS1191C08P16L | 3/2 Design control — primary reference U.S. Government activity |
| NAS1191C08P16L | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| NAS1191C08P16L | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1191C08P16L | 5/9 Secondary reference F and C Sales Inc |
| NAS1191C08P16L | 5/9 Secondary reference U.S. Government activity |
NSN 5305-00-995-3166 is a Screw,cap,socket Head, manufactured by Huck International, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-995-3166 has 11 manufacturer part numbers on file: NAS1191C08P16L (Huck International, Inc), NAS1191C08P16L (Fairchild Fasteners Europe - Vsd Gmbh), NAS1191C08P16L (Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc), NAS1191C08P16L (Fastener Innovation Technology, Inc. Dba F I T), NAS1191C08P16L (Nd Industries Inc Div Eastern Division) and 6 more.
Key specifications for NAS1191C08P16L: Head Height: 0.088 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MINIMUM IN; Material Document and Classification: AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.