The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-088-9542, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 18 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-088-9542 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| Thread Length | 0.339 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| 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 | PELLET OR STRIP THREADS |
| Surface Treatment | PASSIVATE FASTENER |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC LOCKING FEATURE |
| Material | IRON ALLOY 660 FASTENER |
| Thread Series Designator | UNJC |
| Head Diameter | 0.270 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 |
| Reference | Meaning |
|---|---|
| NAS1189E08T8K | 5/9 Secondary reference Hi-Shear Corporation |
| NAS1189E08T8K | 5/9 Secondary reference Plastic and Metal Products Corporation |
| NAS1189E08T8K | 5/9 Secondary reference F and C Sales Inc |
| NAS1189E08T8K | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1189E08T8K | 5/9 Secondary reference Nor-Cal Supply Co |
| NAS1189E08T8K | 5/9 Secondary reference Huck International, Inc |
| NAS1189E08T8K | 5/9 Secondary reference U.S. Government activity |
| NAS1189E08T8K | 3/2 Design control — primary reference U.S. Government activity |
| 5305PL0884123 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS1189E08T8K | 5/9 Secondary reference U.S. Government activity |
| NAS1189E08T8K | 5/9 Secondary reference Apcom Inc |
| NAS1189E08T8K | 5/9 Secondary reference Fastener Innovation Technology, Inc. Dba F I T |
| NAS1189E08T8K | 5/9 Secondary reference Nd Industries Inc Div Eastern Division |
| NAS1189E08T8K | 5/9 Secondary reference Long-Lok Llc |
| NAS1189E08T8K | 5/9 Secondary reference Hardware Specialty Co. Inc. Dba Hardware Specialty Co Inc |
| NAS1189E08T8K | 5/9 Secondary reference Air Industries Co Inc |
| NAS1189E08T8K | 5/9 Secondary reference U.S. Government activity |
| NAS1189E08T8K | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5305-01-088-9542 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-088-9542: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Fastener Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER. 21 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.