The Washer,spring Tension, cataloged under National Stock Number 5310-00-352-0478, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Moeller Manufacturing & Supply, Llc. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-352-0478 |
| Primary Part Number | ST4M159-3 |
| Item Name | Washer,spring Tension |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Moeller Manufacturing & Supply, Llc |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES ALL SURFACES |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SPRING TENSION |
| Material Document and Classification | QQ-S-766,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 0.320 INCHES MINIMUM AND 0.350 INCHES MAXIMUM IN |
| Material Thickness | 0.021 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 304 OVERALL |
| Hole Diameter | 0.180 INCHES MINIMUM AND 0.184 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 |
|---|---|
| ST4M159-3 | Moeller Manufacturing & Supply, Llc (USA) |
| 10596-01 | Autoflug Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 10121316 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 448-3-3 | 5/9 Secondary reference U.S. Government activity |
| ST4M159-3 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 5310PL0720063 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 396974 | 3/2 Design control — primary reference U.S. Government activity |
| ST4M159-3 | 5/2 Secondary reference U.S. Government activity |
| A448-3-33 | 5/9 Secondary reference U.S. Government activity |
| 448-3-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-352-0478 is a Washer,spring Tension, manufactured by Moeller Manufacturing & Supply, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-352-0478 has 2 manufacturer part numbers on file: ST4M159-3 (Moeller Manufacturing & Supply, Llc), 10596-01 (Autoflug Gmbh).
6 possible matches (shared part number, not a government interchangeability claim): 2910-00-572-0753, 2925-00-613-1576, 4730-00-775-9711. Verify interchangeability with system specifications before substitution.
Key specifications for ST4M159-3: Surface Finish: 63.0 MICROINCHES ALL SURFACES; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SPRING TENSION; Material Document and Classification: QQ-S-766,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL. 9 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.