The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-448-9035, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-448-9035 |
| Primary Part Number | C5078347-1 |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Washer Outside Diameter | 0.976 INCHES MINIMUM IN |
| Width Across Flats | 0.743 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.050 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| PLH3510 | Howmet Fixations Simmonds SAS (FRA) |
| C5078347-1 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| PLH-3510 | 3/9 Design control — primary reference Space Air Supply Inc. |
| 52LH3324-108 | 5/9 Secondary reference U.S. Government activity |
| C5078347-1 | 7/9 Vendor item drawing reference Signals Warfare Project Manager |
NSN 5310-01-448-9035 is a Nut,plain,extended Washer,hexago, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-448-9035 has 2 manufacturer part numbers on file: PLH3510 (Howmet Fixations Simmonds SAS), C5078347-1 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for C5078347-1: Overall Height: 0.490 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN; Washer Outside Diameter: 0.976 INCHES MINIMUM IN; Width Across Flats: 0.743 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE 1 OR 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 12 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.