The Nut,plain,barrel, cataloged under National Stock Number 5310-01-601-1783, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Emhart Fastening Group. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-601-1783 |
| Primary Part Number | 347108 |
| Item Name | Nut,plain,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Emhart Fastening Group |
| Status | ACTIVE |
| Flange Diameter | 0.500 INCHES NOMINAL IN |
| Nut Length | 0.554 INCHES NOMINAL IN |
| Flange Thickness | 0.036 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.377 INCHES NOMINAL IN |
| Nut Style | PLAIN BARREL |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | COPPER ALLOY THREADS |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL EXCEPT THREADS |
| 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 |
|---|---|
| 000850-129 PC 43 | Hydraulics International, Inc. Dba Hydraulics International Inc (USA) |
| 347108 PRIMARY | Emhart Fastening Group (USA) |
NSN 5310-01-601-1783 is a Nut,plain,barrel, manufactured by Emhart Fastening Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-601-1783 has 2 manufacturer part numbers on file: 000850-129 PC 43 (Hydraulics International, Inc. Dba Hydraulics International Inc), 347108 (Emhart Fastening Group).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-608-7835. Verify interchangeability with system specifications before substitution.
Key specifications for 347108: Flange Diameter: 0.500 INCHES NOMINAL IN; Nut Length: 0.554 INCHES NOMINAL IN; Flange Thickness: 0.036 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 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.