The Washer,spring Tension, cataloged under National Stock Number 5310-01-127-1552, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-127-1552 |
| Primary Part Number | S1741A-7 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing |
| Status | ACTIVE |
| Material Document and Classification | QQ-C-533 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 2.687 INCHES NOMINAL IN |
| Material Thickness | 0.012 INCHES NOMINAL IN |
| Material | COPPER ALLOY 170 OR COPPER ALLOY 172 OVERALL |
| Hole Diameter | 2.500 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 |
|---|---|
| S1741A-7 PRIMARY | Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| S1741B-7 | C/1 Advisory reference — outside the item-of-supply concept Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing |
NSN 5310-01-127-1552 is a Washer,spring Tension, manufactured by Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-127-1552 has 1 manufacturer part number on file: S1741A-7 (Soderberg Manufacturing Company, Inc. Dba Soderberg Manufacturing).
Key specifications for S1741A-7: Overall Height: 0.250 INCHES NOMINAL IN; Material Document and Classification: QQ-C-533 FED SPEC ALL MATERIAL RESPONSES OVERALL; Outside Diameter: 2.687 INCHES NOMINAL IN; Material Thickness: 0.012 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.