The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-188-9230, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 13 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 | 5310-01-188-9230 |
| Primary Part Number | 1133-344 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| Width Across Flats | 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | SP-151,FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Height | 0.102 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 410 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 1133-344 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
NSN 5310-01-188-9230 is a Nut,plain,hexagon, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-188-9230 has 1 manufacturer part number on file: 1133-344 (Woodward, Inc. Div Fuel Systems and Controls).
Key specifications for 1133-344: Width Across Flats: 0.271 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Surface Treatment Document and Classification: SP-151,FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNF; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM. 13 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.