The Washer,spring Tension, cataloged under National Stock Number 5310-01-034-2839, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Reliance Comm/tec Corp Lorain Products Div. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-034-2839 |
| Primary Part Number | 2148-014 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Reliance Comm/tec Corp Lorain Products Div |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 0.300 INCHES NOMINAL0.300 INCHES NOMINAL IN |
| Material Thickness | 0.016 INCHES NOMINAL0.016 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Hole Diameter | 0.157 INCHES NOMINAL0.157 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 |
|---|---|
| 2148-014 PRIMARY | Reliance Comm/tec Corp Lorain Products Div (USA) |
| Reference | Meaning |
|---|---|
| 3730-06-01-2414 | 5/9 Secondary reference Itw Shakeproof Automotive Products |
NSN 5310-01-034-2839 is a Washer,spring Tension, manufactured by Reliance Comm/tec Corp Lorain Products Div, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-034-2839 has 1 manufacturer part number on file: 2148-014 (Reliance Comm/tec Corp Lorain Products Div).
Key specifications for 2148-014: Overall Height: 0.044 INCHES NOMINAL0.044 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Outside Diameter: 0.300 INCHES NOMINAL0.300 INCHES NOMINAL IN; Material Thickness: 0.016 INCHES NOMINAL0.016 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.