The Washer,spring Tension, cataloged under National Stock Number 5310-01-039-7577, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Boeing Defence Australia Ltd Div Defense, Space & Security. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 14 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-039-7577 |
| Primary Part Number | BACW10AZ3 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Boeing Defence Australia Ltd Div Defense, Space & Security |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.360 INCHES MINIMUM AND 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN |
| Material Thickness | 0.010 INCHES NOMINAL0.010 INCHES NOMINAL IN |
| Specification/standard Data | 81205-BACW10AZ MANUFACTURERS STANDARD |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Material | STEEL COMP 1050 OVERALL |
| Hole Diameter | 0.198 INCHES MINIMUM AND 0.198 INCHES MINIMUM AND 0.209 INCHES MAXIMUM0.209 INCHES MAXIMUM 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 |
|---|---|
| BACW10AZ3 | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
| BACW10A23 | Tect Hypervelocity, Inc. (USA) |
| BACW10A23 | Malones Cnc Machining Inc (USA) |
| BACW10A23 | Infinity Fabrication, Inc. (USA) |
| BACW10A23 | Nordam Group Llc, the Div Nordam (USA) |
| BACW10A23 | Pro-Fab, Llc (USA) |
| BACW10A23 | Camnetics Manufacturing Corporation (USA) |
| BACW10A23 | Aero Components, Llc (USA) |
| BACW10AZ3 | Boeing Defence Australia Ltd (AUS) |
| BACW10A23 | Harlow Aerostructures, Llc (USA) |
| BACW10A23 | C. E. Machine Co., Inc. (USA) |
| BACW10A23 | D-J Engineering Inc Dba D-J Engineering Inc (USA) |
| BACW10A23 | Volumatic Inc Dba Volumatic Inc (USA) |
| BACW10AZ3 | Moeller Manufacturing & Supply, Llc (USA) |
| Reference | Meaning |
|---|---|
| BACW10AZ3 | 3/2 Design control — primary reference U.S. Government activity |
| BACW10AZ3 | 5/9 Secondary reference Itw Shakeproof Automotive Products |
NSN 5310-01-039-7577 is a Washer,spring Tension, manufactured by Boeing Defence Australia Ltd Div Defense, Space & Security, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-039-7577 has 14 manufacturer part numbers on file: BACW10AZ3 (Boeing Defence Australia Ltd Div Defense, Space & Security), BACW10A23 (Tect Hypervelocity, Inc.), BACW10A23 (Malones Cnc Machining Inc), BACW10A23 (Infinity Fabrication, Inc.), BACW10A23 (Nordam Group Llc, the Div Nordam) and 9 more.
Key specifications for BACW10AZ3: Overall Height: 0.050 INCHES MINIMUM AND 0.050 INCHES MINIMUM AND 0.080 INCHES MAXIMUM0.080 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.360 INCHES MINIMUM AND 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM0.370 INCHES MAXIMUM IN. 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.