The Washer,spring Tension, cataloged under National Stock Number 5310-01-188-7628, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Morpac Industries, Inc Div Actuator. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-188-7628 |
| Primary Part Number | 10027PC10 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Morpac Industries, Inc Div Actuator |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.250 INCHES MAXIMUM IN |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| Hole Diameter | 0.630 INCHES MINIMUM 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 |
|---|---|
| 10027PC10 PRIMARY | Morpac Industries, Inc Div Actuator (USA) |
| Reference | Meaning |
|---|---|
| B1250-062-S | 5/9 Secondary reference U.S. Government activity |
| B1250-062-S | 5/9 Secondary reference Elsinore Air Frame Services |
| B1250-062-S | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5310-01-188-7628 is a Washer,spring Tension, manufactured by Morpac Industries, Inc Div Actuator, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-188-7628 has 1 manufacturer part number on file: 10027PC10 (Morpac Industries, Inc Div Actuator).
Key specifications for 10027PC10: Overall Height: 0.092 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.250 INCHES MAXIMUM 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.