The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-157-0803, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Senior Operations Llc Div Senior Aerospace Ketema. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-157-0803 |
| Primary Part Number | 8-60009508-5 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Senior Operations Llc Div Senior Aerospace Ketema |
| Status | ACTIVE |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Fastener Length | 0.558 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR SPS-C-105 03024 MFR REF 2ND TREATMENT RESPONSE OVERALL |
| Thread Length | 0.558 INCHES NOMINAL IN |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.840 INCHES MINIMUM AND 0.866 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 316 OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.093 INCHES NOMINAL 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 |
|---|---|
| 8-60009508-5 PRIMARY | Senior Operations Llc Div Senior Aerospace Ketema (USA) |
NSN 5305-01-157-0803 is a Screw,cap,hexagon Head, manufactured by Senior Operations Llc Div Senior Aerospace Ketema, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-157-0803 has 1 manufacturer part number on file: 8-60009508-5 (Senior Operations Llc Div Senior Aerospace Ketema).
Key specifications for 8-60009508-5: Head Height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN; Fastener Length: 0.558 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR SPS-C-105 03024 MFR REF 2ND TREATMENT RESPONSE OVERALL; Thread Length: 0.558 INCHES NOMINAL IN. 18 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.