The Washer,spring Tension, cataloged under National Stock Number 5310-01-139-6796, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-139-6796 |
| Primary Part Number | 2661581 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Outside Diameter | 0.400 INCHES NOMINAL IN |
| Material Thickness | 0.029 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN |
| Hole Diameter | 0.160 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 | N |
| Part Number | Manufacturer |
|---|---|
| 2661581 PRIMARY | Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA) |
| Reference | Meaning |
|---|---|
| 10159689 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5310-01-139-6796 is a Washer,spring Tension, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-139-6796 has 1 manufacturer part number on file: 2661581 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).
Key specifications for 2661581: Overall Height: 0.040 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Outside Diameter: 0.400 INCHES NOMINAL IN; Material Thickness: 0.029 INCHES MINIMUM AND 0.031 INCHES MAXIMUM IN. 4 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.