The Eyelet,turnlock Fastener, cataloged under National Stock Number 5325-00-640-9874, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5325-00-640-9874 |
| Primary Part Number | 1271-3175 |
| Item Name | Eyelet,turnlock Fastener |
| FSC / FSG | 5325 / 53 — No Item Name Available |
| Manufacturer | Southco Inc |
| Status | CANCELLED |
| Material | ALUMINUM ALLOY OVERALL |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Eyelet Inside Diameter | 0.199 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Largest Outside Diameter | 0.312 INCHES NOMINAL IN |
| Body Thickness | 0.015 INCHES NOMINAL IN |
| Turnlock Eyelet Style | EYELET |
| Eyelet Height | 0.175 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1271-3175 PRIMARY | Southco Inc (USA) |
| 12-1161-000 | Haines M P Co the (USA) |
| 639544-001 | Stromberg-Carlson Corp a Plessey Telecommunications Co (USA) |
| 21877 | Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA) |
| 5325PL1331642 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 16349 | Cessna Aircraft Co Arc Avionics Div (USA) |
| 639544-001 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
| GA3-175 | Southco Inc (USA) |
| 03175 | Southco Inc (USA) |
| 1204-1 | Avien Inc |
| 84696-01 | Ge Aviation Systems Llc (USA) |
NSN 5325-00-640-9874 is a Eyelet,turnlock Fastener, manufactured by Southco Inc, classified under FSC 5325 (No Item Name Available). Status: cancelled.
NSN 5325-00-640-9874 has 11 cross-referenced part numbers: 1271-3175 (Southco Inc), 12-1161-000 (Haines M P Co the), 639544-001 (Stromberg-Carlson Corp a Plessey Telecommunications Co), 21877 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 5325PL1331642 (Jednolity Indeks Materialowy - Uniform Material Index) and 6 more.
There are 12 known substitutes for 5325-00-640-9874: 5950-00-061-2031, 1650-00-078-1030, 3110-00-144-8669 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1271-3175: Material: ALUMINUM ALLOY OVERALL; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Eyelet Inside Diameter: 0.199 INCHES NOMINAL IN; Surface Treatment: ANODIZE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 5325-00-640-9874 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.