The Screw,assembled Washer, cataloged under National Stock Number 5305-01-407-3472, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Borgwarner Pds (anderson), L.l.c.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-407-3472 |
| Primary Part Number | 10499634 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Borgwarner Pds (anderson), L.l.c. |
| Status | ACTIVE |
| Extended Washer Thickness | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Head Height | 0.242 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Fastener Length | 0.680 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.380 INCHES NOMINAL IN |
| Primary Washer Outside Diameter | 0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN |
| Thread Length | 0.560 INCHES NOMINAL IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| Spline Major Diameter | 0.287 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Primary Washer Style | SPRING TENSION |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Width Between Flats | 0.418 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Surface Treatment | DICHROMATE ZINC OVERALL |
| Internal Drive Style | TORX |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL PRIMARY WASHER |
| Material | STEEL FASTENER |
| Thread Series Designator | UNF |
| Washer Quantity | 1 |
| 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 |
|---|---|
| 10499634 PRIMARY | Borgwarner Pds (anderson), L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 10499634 | 3/9 Design control — primary reference General Motors Corp Delco Remy Div |
NSN 5305-01-407-3472 is a Screw,assembled Washer, manufactured by Borgwarner Pds (anderson), L.l.c., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-407-3472 has 1 manufacturer part number on file: 10499634 (Borgwarner Pds (anderson), L.l.c.).
Key specifications for 10499634: Extended Washer Thickness: 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Head Height: 0.242 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN; Fastener Length: 0.680 INCHES NOMINAL IN; Extended Washer Diameter: 0.380 INCHES NOMINAL 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.