The Washer,spring Tension, cataloged under National Stock Number 5310-01-363-9916, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Matthew Warren, Inc. Div Maryland Precision Spring. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-363-9916 |
| Primary Part Number | ES8435-01 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Matthew Warren, Inc. Div Maryland Precision Spring |
| Status | ACTIVE |
| Special Test Features | L0AD LIMIT 805 TO 845 POUNDS AT 0.041 TEST DEFLECTION POINT LBS |
| Style Designator | SPRING TENSION |
| Outside Diameter | 1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| Material Thickness | 0.057 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Test Data Document | 20418-ES8435-01 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Material | STEEL OVERALL |
| Hole Diameter | 0.731 INCHES MINIMUM AND 0.791 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 |
|---|---|
| ES8435-01 PRIMARY | Matthew Warren, Inc. Div Maryland Precision Spring (USA) |
| Reference | Meaning |
|---|---|
| ES8435-01 | 3/2 Design control — primary reference U.S. Government activity |
| ES8435-01 | 5/9 Secondary reference Rolex Company Dba Rolex Company Div Rolex Company |
| ES8435-01 | 5/9 Secondary reference Drs Sustainment Systems, Inc. |
NSN 5310-01-363-9916 is a Washer,spring Tension, manufactured by Matthew Warren, Inc. Div Maryland Precision Spring, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-363-9916 has 1 manufacturer part number on file: ES8435-01 (Matthew Warren, Inc. Div Maryland Precision Spring).
Key specifications for ES8435-01: Overall Height: 0.106 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN; Special Test Features: L0AD LIMIT 805 TO 845 POUNDS AT 0.041 TEST DEFLECTION POINT LBS; Style Designator: SPRING TENSION; Outside Diameter: 1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. 8 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.