The Washer,spring Tension, cataloged under National Stock Number 5310-01-132-1089, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-132-1089 |
| Primary Part Number | 74A410677-2003 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-P-23377 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-18731 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.975 INCHES MINIMUM AND 0.985 INCHES MAXIMUM IN |
| Material Thickness | 0.045 INCHES MINIMUM AND 0.049 INCHES MAXIMUM IN |
| Surface Treatment | PRIMER OVERALL |
| Material | STEEL COMP 6150 OVERALL |
| Hole Diameter | 0.500 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 | F |
| Part Number | Manufacturer |
|---|---|
| 74A410677-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A410677-2003 | Hdi Landing Gear Usa Inc (USA) |
| 74A410677-2003 | Associated Spring Us, Llc Dba Associated Spring Div Milwaukee (USA) |
| 74A410677-2003 | Safran Landing Systems Canada Inc. (CAN) |
| 74A410677-2003 | The Boeing Company Div Services (USA) |
| Reference | Meaning |
|---|---|
| 74A410677-2003 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A410677-2003 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A410677-2003 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation Div Advanced Structures Landing Systems |
| 10109632 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A410677-2003 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-132-1089 is a Washer,spring Tension, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-132-1089 has 5 manufacturer part numbers on file: 74A410677-2003 (The Boeing Company Div Defense), 74A410677-2003 (Hdi Landing Gear Usa Inc), 74A410677-2003 (Associated Spring Us, Llc Dba Associated Spring Div Milwaukee), 74A410677-2003 (Safran Landing Systems Canada Inc.), 74A410677-2003 (The Boeing Company Div Services).
Key specifications for 74A410677-2003: Overall Height: 0.078 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-P-23377 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-18731 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.