The Screw,assembled Washer, cataloged under National Stock Number 5305-00-121-8155, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Brp Us Inc. Government technical data includes 22 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-121-8155 |
| Primary Part Number | 307019 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Brp Us Inc |
| Status | ACTIVE |
| Head Height | 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Fastener Length | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Primary Washer Outside Diameter | 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Thread Length | 0.241 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM FASTENER |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | PAN NO. 2 |
| Primary Washer Style | FLAT EXTERNAL TEETH |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.020 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1050 PRIMARY WASHER |
| Material | STEEL COMP 1022 FASTENER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Washer Quantity | 1 |
| Head Diameter | 0.357 INCHES MINIMUM AND 0.373 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 |
|---|---|
| 307019 PRIMARY | Brp Us Inc (USA) |
| Reference | Meaning |
|---|---|
| 307019 | 5/9 Secondary reference U.S. Government activity |
| 0307019 | 5/9 Secondary reference Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors |
| 307019 | 5/9 Secondary reference Simpson-Lawrence Ltd Johnson and Evi Rude Outboard Motors |
| 307019 | C/1 Advisory reference — outside the item-of-supply concept Evinrude Motors Product Group of Outboard Marine Corp |
| 307019 | 5/9 Secondary reference Outboard Marine Corp Johnson Motors Div |
NSN 5305-00-121-8155 is a Screw,assembled Washer, manufactured by Brp Us Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-121-8155 has 1 manufacturer part number on file: 307019 (Brp Us Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-517-4969. Verify interchangeability with system specifications before substitution.
Key specifications for 307019: Head Height: 0.099 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Fastener Length: 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Primary Washer Outside Diameter: 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN; Thread Length: 0.241 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN. 22 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.