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Floating self-clinching, locking thread fasteners LA4, LAC, LAS – Unified
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Custom manufacturer 7 yrs CN
About Product
Locking and Non-locking ThreadsThese fasteners provide load-bearing threads in thin sheets and permit up to .030” adjustment for matinghole misalignment.The self-clinching feature offers fast and simple assembly. The fasteners are squeezed into prepared holes usingany standard press. The sheet remains flush on one side, and the fastener is permanently locked in place.Extra strength and support in assembly is obtained by the threads of the floating nut extending fully into theretainer shank (a unique PEM feature). A self-locking version of the fastener is also offered. Thread locking torqueperformance is equivalent to applicable NASM25027 specifications.Non-locking Type A4 and self-locking Type LA4 fasteners provide load-bearing threads in stainless steel sheetsas thin as .038” with hardness up to HRB 88 on the Rockwell “B” scale.Many PEM Type AS and AC self-clinching floating fasteners correspond to sizes in US NASM45938/11 specifications. Check ourweb site for a complete Military Specification and National Aerospace Standards Reference Guide (Bulletin NASM).
| Category | Items |
|---|---|
| Thread Size | .190-24 (#10;-24) |
| Thread Type | Self-Locking |
| Thread Code | 024 |
| Shank Code | 1 |
| A (Shank) Max. | 0.038 in |
| Min. Sheet Thickness | .038 in |
| Hole Size in Sheet + .003 – .000 | .406 in |
| C Max. | .405 in |
| D Max. | .405 in |
| E ± .015 | .470 in |
| T2 Max. | .270 in |
| Min. Dist. Hole C/L to Edge | .360 in |
| Float | .015” minimum, in all directions from center, .030” total |
| Fastener Material | 400 Series Stainless Steel |
| Fastener Materials – Retainer | 400 Series Stainless Steel |
| Fastener Materials – Nut | 300 Series Stainless Steel |
| Retainer Finish | Passivated and/or tested per ASTM A380 |
| Nut Finish | Black Dry-film Lubricant |
| For Use in Sheet Hardness | HRB 88 / HB 183 or Less |
| Thread Specification | Internal, ANSI B1.1, 2B |
| CAD Supplier | PennEngineering® (PEM®) |
| Downloads | View Cad Model11-03-24_lacView All CAD DrawingsPEMSERTER® Tooling SelectorPEM Bulletin LN |
Key attributes
Know your supplier
Website:https://www.htfinc.com/
Company Name:Hi-Tech Fasteners, Inc.
Location:Frederick, MD 21703
Description:Distributor of MS and NAS fasteners, electronic hardware and mechanical components for the electronics, telecommunications, medical, aerospace, military and defense, instrumentation and commercial industries. Products include cable components, circuit board accessories, installation tools, labels and adhesives. Fastener types include rivets, inserts, captive screws, bolts, nuts, pins and studs. Fasteners are available in various features, thread size, length, grip range and shank size. Made from finished and unfinished metals such as stainless and carbon steel, brass, bronze and aluminum. Offers value-added services such as kitting, factory training, shipment tracking and barcoding. JIT delivery capable.
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