The Washer,spring Tension, cataloged under National Stock Number 5310-00-757-0746, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Barnes Group Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-757-0746 |
| Primary Part Number | 625-22 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Barnes Group Inc |
| Status | ACTIVE |
| Style Designator | SPRING TENSION |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.625 INCHES NOMINAL IN |
| Material Thickness | 0.022 INCHES NOMINAL IN |
| Material | STEEL COMP 1074 OVERALL |
| Hole Diameter | 0.317 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 |
|---|---|
| 625-22 | Barnes Group Inc (USA) |
| Reference | Meaning |
|---|---|
| 625-22 | 3/2 Design control — primary reference U.S. Government activity |
| 10015564 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5310-00-757-0746 is a Washer,spring Tension, manufactured by Barnes Group Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-757-0746 has 1 manufacturer part number on file: 625-22 (Barnes Group Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-189-9775, 4810-01-592-2066. Verify interchangeability with system specifications before substitution.
Key specifications for 625-22: Overall Height: 0.042 INCHES NOMINAL IN; Style Designator: SPRING TENSION; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.625 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.