The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-449-3161, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Southco Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-00-449-3161 |
| Primary Part Number | 1201-450-Z3C |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Southco Inc |
| Status | CANCELLED |
| Material Accommodated Thickness | 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN |
| Shank Neck Length | 0.080 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 1 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material | STEEL COMP 8620 OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Stud Shank Major Diameter | 0.250 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FILLISTER |
| Grip Length | 0.5000 INCHES NOMINAL IN |
| Diameter | 0.438 INCHES NOMINAL IN |
| Drive Type | SLOTTED |
| Turnlock Stud Shank Style | STUD SHANK |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A4-55 | Southco Inc (USA) |
| 526-5-202 | L3harris Interstate Electronics Corporation (USA) |
| 1201-450-Z3C PRIMARY | Southco Inc (USA) |
| A4-50 | Southco Inc (USA) |
NSN 5325-00-449-3161 is a Stud,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-00-449-3161 has 4 cross-referenced part numbers: A4-55 (Southco Inc), 526-5-202 (L3harris Interstate Electronics Corporation), 1201-450-Z3C (Southco Inc), A4-50 (Southco Inc).
There are 10 known substitutes for 5325-00-449-3161: 1680-00-010-9594, 2530-00-562-7204, 6130-00-649-2801 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1201-450-Z3C: Material Accommodated Thickness: 0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN; Shank Neck Length: 0.080 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 1 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: STEEL COMP 8620 OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-00-449-3161 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.