The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-335-5931, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-335-5931 |
| Primary Part Number | ST2269-09 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | AMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Height | 0.355 INCHES NOMINAL IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | NICKEL ALLOY 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 |
|---|---|
| ST2269-09 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 4071724 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2269-09 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| ST2268-09 | Esna, Llc (USA) |
| ST2267-09 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 4071724 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
| ST2268-09 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| ST2267-09 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| H51907-3 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| 81382-1032 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| 81382-1032 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 5310PL0754341 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| SMLH10863-3 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-335-5931 is a Nut,plain,hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-335-5931 has 5 manufacturer part numbers on file: ST2269-09 (Howmet Global Fastening Systems Inc), 4071724 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2269-09 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2268-09 (Esna, Llc), ST2267-09 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for ST2269-09: Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Material Document and Classification: AMS 5709 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Size: 0.190 INCHES IN; Nut Height: 0.355 INCHES NOMINAL IN. 7 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.