The Washer,split, cataloged under National Stock Number 5310-01-105-1876, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Camloc Products. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-105-1876 |
| Primary Part Number | 55144-001 |
| Item Name | Washer,split |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Distance Across Split Opening | 0.031 INCHES NOMINAL IN |
| Style Designator | SPLIT |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES NOMINAL IN |
| Hole Diameter | 0.156 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 |
|---|---|
| 55144-001 | Howmet Fixations Simmonds SAS (FRA) |
| 55144-001 | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| 55144-001 PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| 55144-001 | Airbus Group SAS (FRA) |
| Reference | Meaning |
|---|---|
| 55144-001 | 5/9 Secondary reference Fairchild Fasteners France Sarl |
| 5310-99-623-1587 | 5/9 Secondary reference Airbus Group SAS |
NSN 5310-01-105-1876 is a Washer,split, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-105-1876 has 4 manufacturer part numbers on file: 55144-001 (Howmet Fixations Simmonds SAS), 55144-001 (Fairchild Fasteners Europe - Camloc Gmbh), 55144-001 (Howmet Global Fastening Systems Inc Div Camloc Products), 55144-001 (Airbus Group SAS).
Key specifications for 55144-001: Distance Across Split Opening: 0.031 INCHES NOMINAL IN; Style Designator: SPLIT; Outside Diameter: 0.312 INCHES NOMINAL IN; Material Thickness: 0.020 INCHES NOMINAL IN. 5 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.