The Nut,plain,knurled, cataloged under National Stock Number 5310-01-309-7730, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-309-7730 |
| Primary Part Number | 6417371-1 |
| Item Name | Nut,plain,knurled |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | ASTM A582,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Nut Diameter | 0.750 INCHES NOMINAL IN |
| Nut Thickness | 0.125 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | KNURLED |
| Thread Class | 2B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE 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 |
|---|---|
| 6417371-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
NSN 5310-01-309-7730 is a Nut,plain,knurled, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-309-7730 has 1 manufacturer part number on file: 6417371-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 6417371-1: Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: ASTM A582,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.312 INCHES IN. 11 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.