The Stud,locked in, cataloged under National Stock Number 5307-00-025-8270, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Rosan Products. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5307-00-025-8270 |
| Primary Part Number | SF91-7SA9A |
| Item Name | Stud,locked in |
| FSC / FSG | 5307 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc Div Rosan Products |
| Status | CANCELLED |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNS STUD THREAD |
| Style Designator | LOCKED IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Surface Treatment | CADMIUM OVERALL |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Thread Class | 3A NUT THREAD A |
| Distance From Serrated Portion to Nut End | 0.562 INCHES NOMINAL IN |
| Distance From Serrated Portion to End of Stud Thread | 0.153 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-6758,COND C4 MIL SPEC SINGLE MATERIAL RESPONSE |
| Distance From Serrated Portion to Stud End | 0.438 INCHES NOMINAL IN |
| Thread Pitch Diameters | +0.2187 TO 0.2204 INCHES STUD THREAD IN |
| Material | STEEL COMP 4130 |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Thread Length | 0.284 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.438 INCHES NOMINAL NUT THREAD IN |
| Locking Feature | SELF-CLINCHING HEAD |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 141322 | Curtiss-Wright Corp Airplane Div (USA) |
| 123964 | Curtiss-Wright Corp Airplane Div (USA) |
| SF91-7SA9A PRIMARY | Howmet Global Fastening Systems Inc Div Rosan Products (USA) |
| 3X115675 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 115675 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 92597-3 | Arma Div Ambac Industries Inc |
| BACS21S9-9A | The Boeing Company Div Defense (USA) |
NSN 5307-00-025-8270 is a Stud,locked in, manufactured by Howmet Global Fastening Systems Inc Div Rosan Products, classified under FSC 5307 (No Item Name Available). Status: cancelled.
NSN 5307-00-025-8270 has 7 cross-referenced part numbers: 141322 (Curtiss-Wright Corp Airplane Div), 123964 (Curtiss-Wright Corp Airplane Div), SF91-7SA9A (Howmet Global Fastening Systems Inc Div Rosan Products), 3X115675 (Eaton Aerospace, Llc Dba Jackson South), 115675 (Eaton Aerospace, Llc Dba Jackson South) and 2 more.
There are 8 known substitutes for 5307-00-025-8270: 6610-00-095-6486, 4320-00-217-7589, 6515-00-334-4300 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for SF91-7SA9A: Thread Series Designator: UNF NUT THREAD; Thread Series Designator: UNS STUD THREAD; Style Designator: LOCKED IN; Thread Direction: RIGHT-HAND STUD THREAD. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5307-00-025-8270 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.