The Washer,spring Tension, cataloged under National Stock Number 5310-00-830-2619, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-830-2619 |
| Primary Part Number | B554-314 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-854 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 8.521 INCHES MINIMUM AND 8.541 INCHES MAXIMUM IN |
| Material Thickness | 0.0250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 7.771 INCHES MINIMUM AND 7.791 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 |
|---|---|
| B554-314 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| H554-1RBPC41 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
| B554-314RAPCALL | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 5310-00-830-2619 is a Washer,spring Tension, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-830-2619 has 1 manufacturer part number on file: B554-314 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for B554-314: Overall Height: 0.375 INCHES NOMINAL IN; Material Document and Classification: MIL-S-854 CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 8.521 INCHES MINIMUM AND 8.541 INCHES MAXIMUM IN; Material Thickness: 0.0250 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.