The Screw,assembled Washer, cataloged under National Stock Number 5305-01-360-7589, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Prestolite Electric Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-360-7589 |
| Primary Part Number | 034373S02 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Head Height | 0.100 INCHES NOMINAL IN |
| Fastener Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.480 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.250 INCHES NOMINAL IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 034373S02 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 120-347S | C/1 Advisory reference — outside the item-of-supply concept Prestolite Electric Inc |
| 120-347 | 5/9 Secondary reference Prestolite Electric Inc |
| 120-347S | 5/9 Secondary reference Prestolite Electric Inc |
NSN 5305-01-360-7589 is a Screw,assembled Washer, manufactured by Prestolite Electric Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-360-7589 has 1 manufacturer part number on file: 034373S02 (Prestolite Electric Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-491-2688. Verify interchangeability with system specifications before substitution.
Key specifications for 034373S02: Head Height: 0.100 INCHES NOMINAL IN; Fastener Length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN; Extended Washer Diameter: 0.480 INCHES MINIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN. 12 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.