The Washer,spring Tension, cataloged under National Stock Number 5310-00-596-0608, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-596-0608 |
| Primary Part Number | 1229L1026 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Material | STEEL COMP 1010 OVERALL |
| Hole Diameter | 1.003 INCHES MINIMUM AND 1.012 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 |
|---|---|
| 1229L1026 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 1768D5 | 5/9 Secondary reference Diamond Reo Truck Co |
| 1229L1026 | 5/9 Secondary reference Garwood/feller Inc Garwood Winch Div |
| 73002 | 5/9 Secondary reference U.S. Government activity |
| 1229L1026 | 5/9 Secondary reference Kersey / American Lafrance a Div of Figgie International Inc |
| 2240517 | 5/9 Secondary reference General Motors Corp |
| 2240517 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 1229L1026 | 5/9 Secondary reference Meritor Industrial Products, Llc |
NSN 5310-00-596-0608 is a Washer,spring Tension, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-596-0608 has 1 manufacturer part number on file: 1229L1026 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 1229L1026: Overall Height: 0.250 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 2.250 INCHES NOMINAL IN. 6 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.