The Washer,spring Tension, cataloged under National Stock Number 5310-01-516-4843, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-516-4843 |
| Primary Part Number | DAA3119A601-005 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | BAC5717, TYPE 1, .0003/ .0006 THICK ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | ASTM B152 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES NOMINAL IN |
| Surface Treatment | TIN OVERALL |
| Material | COPPER ALLOY 102 OVERALL |
| Hole Diameter | 0.148 INCHES MINIMUM AND 0.152 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 |
|---|---|
| DAA3119A601-005 | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| DAA3119A601-005 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5310-01-516-4843 is a Washer,spring Tension, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-516-4843 has 1 manufacturer part number on file: DAA3119A601-005 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for DAA3119A601-005: Surface Treatment Document and Classification: BAC5717, TYPE 1, .0003/ .0006 THICK ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: ASTM B152 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.312 INCHES NOMINAL IN; Material Thickness: 0.020 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.