The Washer,split, cataloged under National Stock Number 5310-00-375-8375, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-375-8375 |
| Primary Part Number | 548401 |
| Item Name | Washer,split |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Distance Across Split Opening | 0.156 INCHES NOMINAL IN |
| Style Designator | SPLIT |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.474 INCHES NOMINAL IN |
| Material Thickness | 0.031 INCHES NOMINAL IN |
| Material | STEEL COMP 1085 OVERALL |
| Hole Diameter | 0.438 INCHES NOMINAL 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 |
|---|---|
| 548401 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 548401 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 548401 | 5/9 Secondary reference Bendix Corp the |
NSN 5310-00-375-8375 is a Washer,split, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-375-8375 has 1 manufacturer part number on file: 548401 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 548401: Distance Across Split Opening: 0.156 INCHES NOMINAL IN; Style Designator: SPLIT; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.474 INCHES NOMINAL IN. 7 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.