The Washer,flat, cataloged under National Stock Number 5310-01-315-0169, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-315-0169 |
| Primary Part Number | 68A452624-2001 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Overall Diameter | 3.235 INCHES MINIMUM AND 3.245 INCHES MAXIMUM IN |
| Supplementary Features | ITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION |
| Criticality Code Justification | SUPP |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 440C OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 2.116 INCHES MINIMUM AND 2.120 INCHES MAXIMUM IN |
| Thickness | 0.079 INCHES MINIMUM AND 0.081 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 | Y |
| Part Number | Manufacturer |
|---|---|
| 68A452624-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 68A452624-2001 | The Timken Corporation (USA) |
| 68A452624-2001 | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 68A452624-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
NSN 5310-01-315-0169 is a Washer,flat, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-315-0169 has 3 manufacturer part numbers on file: 68A452624-2001 (The Boeing Company Div Defense), 68A452624-2001 (The Timken Corporation), 68A452624-2001 (Goodrich Corporation).
Key specifications for 68A452624-2001: Overall Diameter: 3.235 INCHES MINIMUM AND 3.245 INCHES MAXIMUM IN; Supplementary Features: ITEM IS NOT CSI BUT HAS CRITICAL FEATURES SUCH AS HEAT TREATMENT, SURFACE FINISH, OR MATERIAL TYPE AND SPECIAL INSP. REQ.S SUCH AS MAGNETIC PARTICLE INSP. OR FLUORESCENT PENETRANT INSPECTION; Criticality Code Justification: SUPP; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.