The Washer,recessed, cataloged under National Stock Number 5310-01-052-0743, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Schulz Products Inc Dba Schulz Products. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-052-0743 |
| Primary Part Number | 16D510-11 |
| Item Name | Washer,recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Schulz Products Inc Dba Schulz Products |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES ALL SURFACES |
| Top Recess Diameter | 0.907 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN |
| Bottom Recess Diameter | 0.907 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN |
| Top Recess Angle | 90.0 DEGREES NOMINAL |
| Style Designator | RECESSED BOTH SIDES |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.800 INCHES NOMINAL IN |
| Material Thickness | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Bottom Recess Angle | 90.0 DEGREES NOMINAL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.752 INCHES MINIMUM AND 0.754 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 |
|---|---|
| 16D510-11 | Schulz Products Inc Dba Schulz Products (USA) |
| 16S510-11 | Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA) |
| 16S510-11 | Preci-Manufacturing, Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 16S510-11 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-052-0743 is a Washer,recessed, manufactured by Schulz Products Inc Dba Schulz Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-052-0743 has 3 manufacturer part numbers on file: 16D510-11 (Schulz Products Inc Dba Schulz Products), 16S510-11 (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co), 16S510-11 (Preci-Manufacturing, Incorporated).
Key specifications for 16D510-11: Surface Finish: 32.0 MICROINCHES ALL SURFACES; Top Recess Diameter: 0.907 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN; Bottom Recess Diameter: 0.907 INCHES MINIMUM AND 0.917 INCHES MAXIMUM IN; Top Recess Angle: 90.0 DEGREES NOMINAL. 11 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.